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Finding the Third Proportional to 331,514 and 723,750

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Solution

The third proportional to 331,514 and 723,750 is: 1,580,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,514 : 723,750 = 723,750 : x
  2. Step 2: Convert to fraction form
    331,514/723,750 = 723,750/x
  3. Step 3: Cross multiply
    331,514x = 723,750 × 723,750
  4. Step 4: Simplify right side
    331,514x = 523,814,062,500
  5. Step 5: Solve for x
    x = 523,814,062,500/331,514
  6. Step 6: Final answer
    x = 1,580,066.19

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.