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Finding the Third Proportional to 585.88 and 1,257.75

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Solution

The third proportional to 585.88 and 1,257.75 is: 2,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.88 : 1,257.75 = 1,257.75 : x
  2. Step 2: Convert to fraction form
    585.88/1,257.75 = 1,257.75/x
  3. Step 3: Cross multiply
    585.88x = 1,257.75 × 1,257.75
  4. Step 4: Simplify right side
    585.88x = 1,581,935.06
  5. Step 5: Solve for x
    x = 1,581,935.06/585.88
  6. Step 6: Final answer
    x = 2,700.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.