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Finding the Fourth Proportional to 416,775.03, 625,162.53 and 101,229.81

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Solution

The fourth proportional to 416,775.03, 625,162.53 and 101,229.81 is: 151,844.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,775.03 : 625,162.53 = 101,229.81 : x
  2. Step 2: Convert to fraction form
    416,775.03/625,162.53 = 101,229.81/x
  3. Step 3: Cross multiply
    416,775.03x = 625,162.53 × 101,229.81
  4. Step 4: Simplify right side
    416,775.03x = 63,285,084,131.02
  5. Step 5: Solve for x
    x = 63,285,084,131.02/416,775.03
  6. Step 6: Final answer
    x = 151,844.71

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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.