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Finding the Third Proportional to 85,712 and 125,224

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Solution

The third proportional to 85,712 and 125,224 is: 182,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,712 : 125,224 = 125,224 : x
  2. Step 2: Convert to fraction form
    85,712/125,224 = 125,224/x
  3. Step 3: Cross multiply
    85,712x = 125,224 × 125,224
  4. Step 4: Simplify right side
    85,712x = 15,681,050,176
  5. Step 5: Solve for x
    x = 15,681,050,176/85,712
  6. Step 6: Final answer
    x = 182,950.46

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.