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Finding the Fourth Proportional to 416,835.48, 625,251.60 and 101,293.32

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Solution

The fourth proportional to 416,835.48, 625,251.60 and 101,293.32 is: 151,939.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,835.48 : 625,251.60 = 101,293.32 : x
  2. Step 2: Convert to fraction form
    416,835.48/625,251.60 = 101,293.32/x
  3. Step 3: Cross multiply
    416,835.48x = 625,251.60 × 101,293.32
  4. Step 4: Simplify right side
    416,835.48x = 63,333,810,399.31
  5. Step 5: Solve for x
    x = 63,333,810,399.31/416,835.48
  6. Step 6: Final answer
    x = 151,939.59

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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.