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Finding the Fourth Proportional to 416,684.37, 625,026.87 and 101,141.58

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Solution

The fourth proportional to 416,684.37, 625,026.87 and 101,141.58 is: 151,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,684.37 : 625,026.87 = 101,141.58 : x
  2. Step 2: Convert to fraction form
    416,684.37/625,026.87 = 101,141.58/x
  3. Step 3: Cross multiply
    416,684.37x = 625,026.87 × 101,141.58
  4. Step 4: Simplify right side
    416,684.37x = 63,216,205,174.25
  5. Step 5: Solve for x
    x = 63,216,205,174.25/416,684.37
  6. Step 6: Final answer
    x = 151,712.45

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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.