Home / 754,129.32-1,040,705.52-414,600

Finding the Fourth Proportional to 754,129.32, 1,040,705.52 and 414,600

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Solution

The fourth proportional to 754,129.32, 1,040,705.52 and 414,600 is: 572,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,129.32 : 1,040,705.52 = 414,600 : x
  2. Step 2: Convert to fraction form
    754,129.32/1,040,705.52 = 414,600/x
  3. Step 3: Cross multiply
    754,129.32x = 1,040,705.52 × 414,600
  4. Step 4: Simplify right side
    754,129.32x = 431,476,508,592
  5. Step 5: Solve for x
    x = 431,476,508,592/754,129.32
  6. Step 6: Final answer
    x = 572,151.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.