Home / 651,938.40-977,907.60-337,010.40

Finding the Fourth Proportional to 651,938.40, 977,907.60 and 337,010.40

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Solution

The fourth proportional to 651,938.40, 977,907.60 and 337,010.40 is: 505,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,938.40 : 977,907.60 = 337,010.40 : x
  2. Step 2: Convert to fraction form
    651,938.40/977,907.60 = 337,010.40/x
  3. Step 3: Cross multiply
    651,938.40x = 977,907.60 × 337,010.40
  4. Step 4: Simplify right side
    651,938.40x = 329,565,031,439.04
  5. Step 5: Solve for x
    x = 329,565,031,439.04/651,938.40
  6. Step 6: Final answer
    x = 505,515.60

Related Problems

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Half scale
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Double scale
Find fourth proportional to 651,939.40, 977,909.10 and 337,011.40
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.