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Finding the Third Proportional to 5,511.38 and 9,730.13

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Solution

The third proportional to 5,511.38 and 9,730.13 is: 17,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.38 : 9,730.13 = 9,730.13 : x
  2. Step 2: Convert to fraction form
    5,511.38/9,730.13 = 9,730.13/x
  3. Step 3: Cross multiply
    5,511.38x = 9,730.13 × 9,730.13
  4. Step 4: Simplify right side
    5,511.38x = 94,675,332.52
  5. Step 5: Solve for x
    x = 94,675,332.52/5,511.38
  6. Step 6: Final answer
    x = 17,178.17

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.