Home / 738,227.60-1,107,341.40-731,229.20

Finding the Fourth Proportional to 738,227.60, 1,107,341.40 and 731,229.20

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Solution

The fourth proportional to 738,227.60, 1,107,341.40 and 731,229.20 is: 1,096,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,227.60 : 1,107,341.40 = 731,229.20 : x
  2. Step 2: Convert to fraction form
    738,227.60/1,107,341.40 = 731,229.20/x
  3. Step 3: Cross multiply
    738,227.60x = 1,107,341.40 × 731,229.20
  4. Step 4: Simplify right side
    738,227.60x = 809,720,366,048.88
  5. Step 5: Solve for x
    x = 809,720,366,048.88/738,227.60
  6. Step 6: Final answer
    x = 1,096,843.80

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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.