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Finding the Fourth Proportional to 416,977.82, 625,466.75 and 167,601.50

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Solution

The fourth proportional to 416,977.82, 625,466.75 and 167,601.50 is: 251,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,977.82 : 625,466.75 = 167,601.50 : x
  2. Step 2: Convert to fraction form
    416,977.82/625,466.75 = 167,601.50/x
  3. Step 3: Cross multiply
    416,977.82x = 625,466.75 × 167,601.50
  4. Step 4: Simplify right side
    416,977.82x = 104,829,165,500.13
  5. Step 5: Solve for x
    x = 104,829,165,500.13/416,977.82
  6. Step 6: Final answer
    x = 251,402.26

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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.