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Finding the Third Proportional to 932,717 and 1,977,534

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Solution

The third proportional to 932,717 and 1,977,534 is: 4,192,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,717 : 1,977,534 = 1,977,534 : x
  2. Step 2: Convert to fraction form
    932,717/1,977,534 = 1,977,534/x
  3. Step 3: Cross multiply
    932,717x = 1,977,534 × 1,977,534
  4. Step 4: Simplify right side
    932,717x = 3,910,640,721,156
  5. Step 5: Solve for x
    x = 3,910,640,721,156/932,717
  6. Step 6: Final answer
    x = 4,192,740.91

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.