Home / 731,425.40-1,097,138.10-377,131.40

Finding the Fourth Proportional to 731,425.40, 1,097,138.10 and 377,131.40

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Solution

The fourth proportional to 731,425.40, 1,097,138.10 and 377,131.40 is: 565,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,425.40 : 1,097,138.10 = 377,131.40 : x
  2. Step 2: Convert to fraction form
    731,425.40/1,097,138.10 = 377,131.40/x
  3. Step 3: Cross multiply
    731,425.40x = 1,097,138.10 × 377,131.40
  4. Step 4: Simplify right side
    731,425.40x = 413,765,227,646.34
  5. Step 5: Solve for x
    x = 413,765,227,646.34/731,425.40
  6. Step 6: Final answer
    x = 565,697.10

Related Problems

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Half scale
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Double scale
Find fourth proportional to 731,426.40, 1,097,139.60 and 377,132.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.