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Finding the Fourth Proportional to 22,400.68, 33,602.34 and 5,760.88

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Solution

The fourth proportional to 22,400.68, 33,602.34 and 5,760.88 is: 8,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,400.68 : 33,602.34 = 5,760.88 : x
  2. Step 2: Convert to fraction form
    22,400.68/33,602.34 = 5,760.88/x
  3. Step 3: Cross multiply
    22,400.68x = 33,602.34 × 5,760.88
  4. Step 4: Simplify right side
    22,400.68x = 193,579,048.46
  5. Step 5: Solve for x
    x = 193,579,048.46/22,400.68
  6. Step 6: Final answer
    x = 8,641.66

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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.