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Finding the Third Proportional to 376,471.13 and 552,151.69

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Solution

The third proportional to 376,471.13 and 552,151.69 is: 809,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,471.13 : 552,151.69 = 552,151.69 : x
  2. Step 2: Convert to fraction form
    376,471.13/552,151.69 = 552,151.69/x
  3. Step 3: Cross multiply
    376,471.13x = 552,151.69 × 552,151.69
  4. Step 4: Simplify right side
    376,471.13x = 304,871,486,009.10
  5. Step 5: Solve for x
    x = 304,871,486,009.10/376,471.13
  6. Step 6: Final answer
    x = 809,813.73

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.