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Finding the Third Proportional to 609,498 and 929,718

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Solution

The third proportional to 609,498 and 929,718 is: 1,418,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,498 : 929,718 = 929,718 : x
  2. Step 2: Convert to fraction form
    609,498/929,718 = 929,718/x
  3. Step 3: Cross multiply
    609,498x = 929,718 × 929,718
  4. Step 4: Simplify right side
    609,498x = 864,375,559,524
  5. Step 5: Solve for x
    x = 864,375,559,524/609,498
  6. Step 6: Final answer
    x = 1,418,176.20

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.