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Finding the Third Proportional to 60,584 and 129,808

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Solution

The third proportional to 60,584 and 129,808 is: 278,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,584 : 129,808 = 129,808 : x
  2. Step 2: Convert to fraction form
    60,584/129,808 = 129,808/x
  3. Step 3: Cross multiply
    60,584x = 129,808 × 129,808
  4. Step 4: Simplify right side
    60,584x = 16,850,116,864
  5. Step 5: Solve for x
    x = 16,850,116,864/60,584
  6. Step 6: Final answer
    x = 278,128.17

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.