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Finding the Fourth Proportional to 445,781.52, 615,167.82 and 246,865.14

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Solution

The fourth proportional to 445,781.52, 615,167.82 and 246,865.14 is: 340,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,781.52 : 615,167.82 = 246,865.14 : x
  2. Step 2: Convert to fraction form
    445,781.52/615,167.82 = 246,865.14/x
  3. Step 3: Cross multiply
    445,781.52x = 615,167.82 × 246,865.14
  4. Step 4: Simplify right side
    445,781.52x = 151,863,490,007.80
  5. Step 5: Solve for x
    x = 151,863,490,007.80/445,781.52
  6. Step 6: Final answer
    x = 340,667.98

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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.