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Finding the Third Proportional to 278,500 and 588,748

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Solution

The third proportional to 278,500 and 588,748 is: 1,244,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,500 : 588,748 = 588,748 : x
  2. Step 2: Convert to fraction form
    278,500/588,748 = 588,748/x
  3. Step 3: Cross multiply
    278,500x = 588,748 × 588,748
  4. Step 4: Simplify right side
    278,500x = 346,624,207,504
  5. Step 5: Solve for x
    x = 346,624,207,504/278,500
  6. Step 6: Final answer
    x = 1,244,611.16

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.