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Finding the Third Proportional to 4,057.13 and 5,931.38

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Solution

The third proportional to 4,057.13 and 5,931.38 is: 8,671.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,057.13 : 5,931.38 = 5,931.38 : x
  2. Step 2: Convert to fraction form
    4,057.13/5,931.38 = 5,931.38/x
  3. Step 3: Cross multiply
    4,057.13x = 5,931.38 × 5,931.38
  4. Step 4: Simplify right side
    4,057.13x = 35,181,209.39
  5. Step 5: Solve for x
    x = 35,181,209.39/4,057.13
  6. Step 6: Final answer
    x = 8,671.46

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.