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Finding the Fourth Proportional to 8,862.82, 13,294.23 and 2,622.88

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Solution

The fourth proportional to 8,862.82, 13,294.23 and 2,622.88 is: 3,934.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.82 : 13,294.23 = 2,622.88 : x
  2. Step 2: Convert to fraction form
    8,862.82/13,294.23 = 2,622.88/x
  3. Step 3: Cross multiply
    8,862.82x = 13,294.23 × 2,622.88
  4. Step 4: Simplify right side
    8,862.82x = 34,869,176.76
  5. Step 5: Solve for x
    x = 34,869,176.76/8,862.82
  6. Step 6: Final answer
    x = 3,934.32

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Similar ratio
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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.