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Finding the Fourth Proportional to 224,918.68, 337,471.78 and 98,649.64

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Solution

The fourth proportional to 224,918.68, 337,471.78 and 98,649.64 is: 148,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,918.68 : 337,471.78 = 98,649.64 : x
  2. Step 2: Convert to fraction form
    224,918.68/337,471.78 = 98,649.64/x
  3. Step 3: Cross multiply
    224,918.68x = 337,471.78 × 98,649.64
  4. Step 4: Simplify right side
    224,918.68x = 33,291,469,607.16
  5. Step 5: Solve for x
    x = 33,291,469,607.16/224,918.68
  6. Step 6: Final answer
    x = 148,015.58

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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.