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Finding the Third Proportional to 506,682 and 712,638

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Solution

The third proportional to 506,682 and 712,638 is: 1,002,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,682 : 712,638 = 712,638 : x
  2. Step 2: Convert to fraction form
    506,682/712,638 = 712,638/x
  3. Step 3: Cross multiply
    506,682x = 712,638 × 712,638
  4. Step 4: Simplify right side
    506,682x = 507,852,919,044
  5. Step 5: Solve for x
    x = 507,852,919,044/506,682
  6. Step 6: Final answer
    x = 1,002,310.95

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.