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Finding the Fourth Proportional to 902.92, 1,354.14 and 610.27

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Solution

The fourth proportional to 902.92, 1,354.14 and 610.27 is: 915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    902.92 : 1,354.14 = 610.27 : x
  2. Step 2: Convert to fraction form
    902.92/1,354.14 = 610.27/x
  3. Step 3: Cross multiply
    902.92x = 1,354.14 × 610.27
  4. Step 4: Simplify right side
    902.92x = 826,391.02
  5. Step 5: Solve for x
    x = 826,391.02/902.92
  6. Step 6: Final answer
    x = 915.24

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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.