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Finding the Fourth Proportional to 9,088.56, 13,633 and 2,932.56

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Solution

The fourth proportional to 9,088.56, 13,633 and 2,932.56 is: 4,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.56 : 13,633 = 2,932.56 : x
  2. Step 2: Convert to fraction form
    9,088.56/13,633 = 2,932.56/x
  3. Step 3: Cross multiply
    9,088.56x = 13,633 × 2,932.56
  4. Step 4: Simplify right side
    9,088.56x = 39,979,590.48
  5. Step 5: Solve for x
    x = 39,979,590.48/9,088.56
  6. Step 6: Final answer
    x = 4,398.89

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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.