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Finding the Third Proportional to 753.63 and 1,141.13

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Solution

The third proportional to 753.63 and 1,141.13 is: 1,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    753.63 : 1,141.13 = 1,141.13 : x
  2. Step 2: Convert to fraction form
    753.63/1,141.13 = 1,141.13/x
  3. Step 3: Cross multiply
    753.63x = 1,141.13 × 1,141.13
  4. Step 4: Simplify right side
    753.63x = 1,302,166.27
  5. Step 5: Solve for x
    x = 1,302,166.27/753.63
  6. Step 6: Final answer
    x = 1,727.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.