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Finding the Fourth Proportional to 8,322.63, 12,449.73 and 7,592.70

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Solution

The fourth proportional to 8,322.63, 12,449.73 and 7,592.70 is: 11,357.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.63 : 12,449.73 = 7,592.70 : x
  2. Step 2: Convert to fraction form
    8,322.63/12,449.73 = 7,592.70/x
  3. Step 3: Cross multiply
    8,322.63x = 12,449.73 × 7,592.70
  4. Step 4: Simplify right side
    8,322.63x = 94,527,064.97
  5. Step 5: Solve for x
    x = 94,527,064.97/8,322.63
  6. Step 6: Final answer
    x = 11,357.84

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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.