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Finding the Fourth Proportional to 8,332, 11,498.41 and 4,555.08

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Solution

The fourth proportional to 8,332, 11,498.41 and 4,555.08 is: 6,286.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332 : 11,498.41 = 4,555.08 : x
  2. Step 2: Convert to fraction form
    8,332/11,498.41 = 4,555.08/x
  3. Step 3: Cross multiply
    8,332x = 11,498.41 × 4,555.08
  4. Step 4: Simplify right side
    8,332x = 52,376,177.42
  5. Step 5: Solve for x
    x = 52,376,177.42/8,332
  6. Step 6: Final answer
    x = 6,286.15

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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.