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Finding the Fourth Proportional to 445,654.28, 615,001.13 and 241,704.38

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Solution

The fourth proportional to 445,654.28, 615,001.13 and 241,704.38 is: 333,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,654.28 : 615,001.13 = 241,704.38 : x
  2. Step 2: Convert to fraction form
    445,654.28/615,001.13 = 241,704.38/x
  3. Step 3: Cross multiply
    445,654.28x = 615,001.13 × 241,704.38
  4. Step 4: Simplify right side
    445,654.28x = 148,648,466,825.95
  5. Step 5: Solve for x
    x = 148,648,466,825.95/445,654.28
  6. Step 6: Final answer
    x = 333,551.08

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1.5x scale

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.