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Finding the Third Proportional to 73,811.25 and 162,384.75

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Solution

The third proportional to 73,811.25 and 162,384.75 is: 357,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811.25 : 162,384.75 = 162,384.75 : x
  2. Step 2: Convert to fraction form
    73,811.25/162,384.75 = 162,384.75/x
  3. Step 3: Cross multiply
    73,811.25x = 162,384.75 × 162,384.75
  4. Step 4: Simplify right side
    73,811.25x = 26,368,807,032.56
  5. Step 5: Solve for x
    x = 26,368,807,032.56/73,811.25
  6. Step 6: Final answer
    x = 357,246.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.