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Finding the Third Proportional to 1,036.55 and 1,549.13

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Solution

The third proportional to 1,036.55 and 1,549.13 is: 2,315.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.55 : 1,549.13 = 1,549.13 : x
  2. Step 2: Convert to fraction form
    1,036.55/1,549.13 = 1,549.13/x
  3. Step 3: Cross multiply
    1,036.55x = 1,549.13 × 1,549.13
  4. Step 4: Simplify right side
    1,036.55x = 2,399,788.27
  5. Step 5: Solve for x
    x = 2,399,788.27/1,036.55
  6. Step 6: Final answer
    x = 2,315.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.