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Finding the Third Proportional to 131,446 and 283,590

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Solution

The third proportional to 131,446 and 283,590 is: 611,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,446 : 283,590 = 283,590 : x
  2. Step 2: Convert to fraction form
    131,446/283,590 = 283,590/x
  3. Step 3: Cross multiply
    131,446x = 283,590 × 283,590
  4. Step 4: Simplify right side
    131,446x = 80,423,288,100
  5. Step 5: Solve for x
    x = 80,423,288,100/131,446
  6. Step 6: Final answer
    x = 611,835.19

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.