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Finding the Fourth Proportional to 247,909.44, 341,743.01 and 194,101.03

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Solution

The fourth proportional to 247,909.44, 341,743.01 and 194,101.03 is: 267,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,909.44 : 341,743.01 = 194,101.03 : x
  2. Step 2: Convert to fraction form
    247,909.44/341,743.01 = 194,101.03/x
  3. Step 3: Cross multiply
    247,909.44x = 341,743.01 × 194,101.03
  4. Step 4: Simplify right side
    247,909.44x = 66,332,672,018.90
  5. Step 5: Solve for x
    x = 66,332,672,018.90/247,909.44
  6. Step 6: Final answer
    x = 267,568.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.