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Finding the Third Proportional to 60,840 and 92,088

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Solution

The third proportional to 60,840 and 92,088 is: 139,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,840 : 92,088 = 92,088 : x
  2. Step 2: Convert to fraction form
    60,840/92,088 = 92,088/x
  3. Step 3: Cross multiply
    60,840x = 92,088 × 92,088
  4. Step 4: Simplify right side
    60,840x = 8,480,199,744
  5. Step 5: Solve for x
    x = 8,480,199,744/60,840
  6. Step 6: Final answer
    x = 139,385.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.