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Finding the Fourth Proportional to 416,779.33, 625,169 and 101,234.11

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Solution

The fourth proportional to 416,779.33, 625,169 and 101,234.11 is: 151,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,779.33 : 625,169 = 101,234.11 : x
  2. Step 2: Convert to fraction form
    416,779.33/625,169 = 101,234.11/x
  3. Step 3: Cross multiply
    416,779.33x = 625,169 × 101,234.11
  4. Step 4: Simplify right side
    416,779.33x = 63,288,427,314.59
  5. Step 5: Solve for x
    x = 63,288,427,314.59/416,779.33
  6. Step 6: Final answer
    x = 151,851.17

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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.