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Finding the Fourth Proportional to 2,000.92, 3,001.58 and 614.24

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Solution

The fourth proportional to 2,000.92, 3,001.58 and 614.24 is: 921.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000.92 : 3,001.58 = 614.24 : x
  2. Step 2: Convert to fraction form
    2,000.92/3,001.58 = 614.24/x
  3. Step 3: Cross multiply
    2,000.92x = 3,001.58 × 614.24
  4. Step 4: Simplify right side
    2,000.92x = 1,843,690.50
  5. Step 5: Solve for x
    x = 1,843,690.50/2,000.92
  6. Step 6: Final answer
    x = 921.42

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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.