Home / 755,227.80-1,134,153.90-731,608.20

Finding the Fourth Proportional to 755,227.80, 1,134,153.90 and 731,608.20

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Solution

The fourth proportional to 755,227.80, 1,134,153.90 and 731,608.20 is: 1,098,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,227.80 : 1,134,153.90 = 731,608.20 : x
  2. Step 2: Convert to fraction form
    755,227.80/1,134,153.90 = 731,608.20/x
  3. Step 3: Cross multiply
    755,227.80x = 1,134,153.90 × 731,608.20
  4. Step 4: Simplify right side
    755,227.80x = 829,756,293,301.98
  5. Step 5: Solve for x
    x = 829,756,293,301.98/755,227.80
  6. Step 6: Final answer
    x = 1,098,683.46

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Double scale
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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.