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Finding the Fourth Proportional to 22,248.88, 33,373.40 and 6,454.88

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Solution

The fourth proportional to 22,248.88, 33,373.40 and 6,454.88 is: 9,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.88 : 33,373.40 = 6,454.88 : x
  2. Step 2: Convert to fraction form
    22,248.88/33,373.40 = 6,454.88/x
  3. Step 3: Cross multiply
    22,248.88x = 33,373.40 × 6,454.88
  4. Step 4: Simplify right side
    22,248.88x = 215,421,292.19
  5. Step 5: Solve for x
    x = 215,421,292.19/22,248.88
  6. Step 6: Final answer
    x = 9,682.34

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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.