Home / 731,445.20-1,097,167.80-232,859.60

Finding the Fourth Proportional to 731,445.20, 1,097,167.80 and 232,859.60

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Solution

The fourth proportional to 731,445.20, 1,097,167.80 and 232,859.60 is: 349,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,445.20 : 1,097,167.80 = 232,859.60 : x
  2. Step 2: Convert to fraction form
    731,445.20/1,097,167.80 = 232,859.60/x
  3. Step 3: Cross multiply
    731,445.20x = 1,097,167.80 × 232,859.60
  4. Step 4: Simplify right side
    731,445.20x = 255,486,055,040.88
  5. Step 5: Solve for x
    x = 255,486,055,040.88/731,445.20
  6. Step 6: Final answer
    x = 349,289.40

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Double scale
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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.