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Finding the Third Proportional to 57,266 and 88,491

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Solution

The third proportional to 57,266 and 88,491 is: 136,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,266 : 88,491 = 88,491 : x
  2. Step 2: Convert to fraction form
    57,266/88,491 = 88,491/x
  3. Step 3: Cross multiply
    57,266x = 88,491 × 88,491
  4. Step 4: Simplify right side
    57,266x = 7,830,657,081
  5. Step 5: Solve for x
    x = 7,830,657,081/57,266
  6. Step 6: Final answer
    x = 136,741.82

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.