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Finding the Third Proportional to 975.38 and 1,532.81

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Solution

The third proportional to 975.38 and 1,532.81 is: 2,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    975.38 : 1,532.81 = 1,532.81 : x
  2. Step 2: Convert to fraction form
    975.38/1,532.81 = 1,532.81/x
  3. Step 3: Cross multiply
    975.38x = 1,532.81 × 1,532.81
  4. Step 4: Simplify right side
    975.38x = 2,349,514.16
  5. Step 5: Solve for x
    x = 2,349,514.16/975.38
  6. Step 6: Final answer
    x = 2,408.83

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.