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Finding the Fourth Proportional to 416,904.56, 625,357.56 and 101,361.68

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Solution

The fourth proportional to 416,904.56, 625,357.56 and 101,361.68 is: 152,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,904.56 : 625,357.56 = 101,361.68 : x
  2. Step 2: Convert to fraction form
    416,904.56/625,357.56 = 101,361.68/x
  3. Step 3: Cross multiply
    416,904.56x = 625,357.56 × 101,361.68
  4. Step 4: Simplify right side
    416,904.56x = 63,387,292,882.30
  5. Step 5: Solve for x
    x = 63,387,292,882.30/416,904.56
  6. Step 6: Final answer
    x = 152,042.70

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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.