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Finding the Third Proportional to 928,353 and 1,252,560

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Solution

The third proportional to 928,353 and 1,252,560 is: 1,689,989.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,353 : 1,252,560 = 1,252,560 : x
  2. Step 2: Convert to fraction form
    928,353/1,252,560 = 1,252,560/x
  3. Step 3: Cross multiply
    928,353x = 1,252,560 × 1,252,560
  4. Step 4: Simplify right side
    928,353x = 1,568,906,553,600
  5. Step 5: Solve for x
    x = 1,568,906,553,600/928,353
  6. Step 6: Final answer
    x = 1,689,989.21

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.