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Finding the Third Proportional to 58,689 and 88,315

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Solution

The third proportional to 58,689 and 88,315 is: 132,896.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,689 : 88,315 = 88,315 : x
  2. Step 2: Convert to fraction form
    58,689/88,315 = 88,315/x
  3. Step 3: Cross multiply
    58,689x = 88,315 × 88,315
  4. Step 4: Simplify right side
    58,689x = 7,799,539,225
  5. Step 5: Solve for x
    x = 7,799,539,225/58,689
  6. Step 6: Final answer
    x = 132,896.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.