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Finding the Fourth Proportional to 5,606.38, 8,404.97 and 2,972.31

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Solution

The fourth proportional to 5,606.38, 8,404.97 and 2,972.31 is: 4,456.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.38 : 8,404.97 = 2,972.31 : x
  2. Step 2: Convert to fraction form
    5,606.38/8,404.97 = 2,972.31/x
  3. Step 3: Cross multiply
    5,606.38x = 8,404.97 × 2,972.31
  4. Step 4: Simplify right side
    5,606.38x = 24,982,130.00
  5. Step 5: Solve for x
    x = 24,982,130.00/5,606.38
  6. Step 6: Final answer
    x = 4,456.02

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1.5x scale

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.