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Finding the Third Proportional to 1,301.91 and 1,719.14

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Solution

The third proportional to 1,301.91 and 1,719.14 is: 2,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.91 : 1,719.14 = 1,719.14 : x
  2. Step 2: Convert to fraction form
    1,301.91/1,719.14 = 1,719.14/x
  3. Step 3: Cross multiply
    1,301.91x = 1,719.14 × 1,719.14
  4. Step 4: Simplify right side
    1,301.91x = 2,955,444.49
  5. Step 5: Solve for x
    x = 2,955,444.49/1,301.91
  6. Step 6: Final answer
    x = 2,270.09

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.