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Finding the Third Proportional to 62,889 and 134,784

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Solution

The third proportional to 62,889 and 134,784 is: 288,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,889 : 134,784 = 134,784 : x
  2. Step 2: Convert to fraction form
    62,889/134,784 = 134,784/x
  3. Step 3: Cross multiply
    62,889x = 134,784 × 134,784
  4. Step 4: Simplify right side
    62,889x = 18,166,726,656
  5. Step 5: Solve for x
    x = 18,166,726,656/62,889
  6. Step 6: Final answer
    x = 288,869.70

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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.