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Finding the Fourth Proportional to 8,549.52, 11,799.12 and 6,759.40

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Solution

The fourth proportional to 8,549.52, 11,799.12 and 6,759.40 is: 9,328.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.52 : 11,799.12 = 6,759.40 : x
  2. Step 2: Convert to fraction form
    8,549.52/11,799.12 = 6,759.40/x
  3. Step 3: Cross multiply
    8,549.52x = 11,799.12 × 6,759.40
  4. Step 4: Simplify right side
    8,549.52x = 79,754,971.73
  5. Step 5: Solve for x
    x = 79,754,971.73/8,549.52
  6. Step 6: Final answer
    x = 9,328.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.