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Finding the Fourth Proportional to 416,962.56, 625,444 and 101,417.52

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Solution

The fourth proportional to 416,962.56, 625,444 and 101,417.52 is: 152,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,962.56 : 625,444 = 101,417.52 : x
  2. Step 2: Convert to fraction form
    416,962.56/625,444 = 101,417.52/x
  3. Step 3: Cross multiply
    416,962.56x = 625,444 × 101,417.52
  4. Step 4: Simplify right side
    416,962.56x = 63,430,979,378.88
  5. Step 5: Solve for x
    x = 63,430,979,378.88/416,962.56
  6. Step 6: Final answer
    x = 152,126.32

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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.