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Finding the Third Proportional to 85,122 and 125,329

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Solution

The third proportional to 85,122 and 125,329 is: 184,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,122 : 125,329 = 125,329 : x
  2. Step 2: Convert to fraction form
    85,122/125,329 = 125,329/x
  3. Step 3: Cross multiply
    85,122x = 125,329 × 125,329
  4. Step 4: Simplify right side
    85,122x = 15,707,358,241
  5. Step 5: Solve for x
    x = 15,707,358,241/85,122
  6. Step 6: Final answer
    x = 184,527.60

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.