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Finding the Third Proportional to 5,454 and 10,332

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Solution

The third proportional to 5,454 and 10,332 is: 19,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454 : 10,332 = 10,332 : x
  2. Step 2: Convert to fraction form
    5,454/10,332 = 10,332/x
  3. Step 3: Cross multiply
    5,454x = 10,332 × 10,332
  4. Step 4: Simplify right side
    5,454x = 106,750,224
  5. Step 5: Solve for x
    x = 106,750,224/5,454
  6. Step 6: Final answer
    x = 19,572.83

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Why These Related Problems?

These problems maintain the same ratio (1.89) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.