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Finding the Third Proportional to 124,443.75 and 191,387.25

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Solution

The third proportional to 124,443.75 and 191,387.25 is: 294,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,443.75 : 191,387.25 = 191,387.25 : x
  2. Step 2: Convert to fraction form
    124,443.75/191,387.25 = 191,387.25/x
  3. Step 3: Cross multiply
    124,443.75x = 191,387.25 × 191,387.25
  4. Step 4: Simplify right side
    124,443.75x = 36,629,079,462.56
  5. Step 5: Solve for x
    x = 36,629,079,462.56/124,443.75
  6. Step 6: Final answer
    x = 294,342.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.