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Finding the Third Proportional to 1,002.38 and 1,473.19

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Solution

The third proportional to 1,002.38 and 1,473.19 is: 2,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002.38 : 1,473.19 = 1,473.19 : x
  2. Step 2: Convert to fraction form
    1,002.38/1,473.19 = 1,473.19/x
  3. Step 3: Cross multiply
    1,002.38x = 1,473.19 × 1,473.19
  4. Step 4: Simplify right side
    1,002.38x = 2,170,281.41
  5. Step 5: Solve for x
    x = 2,170,281.41/1,002.38
  6. Step 6: Final answer
    x = 2,165.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.