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Finding the Fourth Proportional to 416,730.45, 625,092.97 and 101,185.23

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Solution

The fourth proportional to 416,730.45, 625,092.97 and 101,185.23 is: 151,777.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,730.45 : 625,092.97 = 101,185.23 : x
  2. Step 2: Convert to fraction form
    416,730.45/625,092.97 = 101,185.23/x
  3. Step 3: Cross multiply
    416,730.45x = 625,092.97 × 101,185.23
  4. Step 4: Simplify right side
    416,730.45x = 63,250,174,378.10
  5. Step 5: Solve for x
    x = 63,250,174,378.10/416,730.45
  6. Step 6: Final answer
    x = 151,777.19

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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.