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Finding the Fourth Proportional to 22,980.92, 34,465.68 and 6,340.20

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Solution

The fourth proportional to 22,980.92, 34,465.68 and 6,340.20 is: 9,508.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,980.92 : 34,465.68 = 6,340.20 : x
  2. Step 2: Convert to fraction form
    22,980.92/34,465.68 = 6,340.20/x
  3. Step 3: Cross multiply
    22,980.92x = 34,465.68 × 6,340.20
  4. Step 4: Simplify right side
    22,980.92x = 218,519,304.34
  5. Step 5: Solve for x
    x = 218,519,304.34/22,980.92
  6. Step 6: Final answer
    x = 9,508.73

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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.