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Finding the Third Proportional to 367,470 and 520,110

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Solution

The third proportional to 367,470 and 520,110 is: 736,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,470 : 520,110 = 520,110 : x
  2. Step 2: Convert to fraction form
    367,470/520,110 = 520,110/x
  3. Step 3: Cross multiply
    367,470x = 520,110 × 520,110
  4. Step 4: Simplify right side
    367,470x = 270,514,412,100
  5. Step 5: Solve for x
    x = 270,514,412,100/367,470
  6. Step 6: Final answer
    x = 736,153.73

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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.