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Finding the Third Proportional to 382.13 and 587.06

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Solution

The third proportional to 382.13 and 587.06 is: 901.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.13 : 587.06 = 587.06 : x
  2. Step 2: Convert to fraction form
    382.13/587.06 = 587.06/x
  3. Step 3: Cross multiply
    382.13x = 587.06 × 587.06
  4. Step 4: Simplify right side
    382.13x = 344,642.38
  5. Step 5: Solve for x
    x = 344,642.38/382.13
  6. Step 6: Final answer
    x = 901.91

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.