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Finding the Fourth Proportional to 22,248.68, 33,362.22 and 8,398.76

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Solution

The fourth proportional to 22,248.68, 33,362.22 and 8,398.76 is: 12,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.68 : 33,362.22 = 8,398.76 : x
  2. Step 2: Convert to fraction form
    22,248.68/33,362.22 = 8,398.76/x
  3. Step 3: Cross multiply
    22,248.68x = 33,362.22 × 8,398.76
  4. Step 4: Simplify right side
    22,248.68x = 280,201,278.85
  5. Step 5: Solve for x
    x = 280,201,278.85/22,248.68
  6. Step 6: Final answer
    x = 12,594.06

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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.