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Finding the Third Proportional to 36,090 and 56,628

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Solution

The third proportional to 36,090 and 56,628 is: 88,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090 : 56,628 = 56,628 : x
  2. Step 2: Convert to fraction form
    36,090/56,628 = 56,628/x
  3. Step 3: Cross multiply
    36,090x = 56,628 × 56,628
  4. Step 4: Simplify right side
    36,090x = 3,206,730,384
  5. Step 5: Solve for x
    x = 3,206,730,384/36,090
  6. Step 6: Final answer
    x = 88,853.71

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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.