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Finding the Third Proportional to 162,571.50 and 239,145.75

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Solution

The third proportional to 162,571.50 and 239,145.75 is: 351,787.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,571.50 : 239,145.75 = 239,145.75 : x
  2. Step 2: Convert to fraction form
    162,571.50/239,145.75 = 239,145.75/x
  3. Step 3: Cross multiply
    162,571.50x = 239,145.75 × 239,145.75
  4. Step 4: Simplify right side
    162,571.50x = 57,190,689,743.06
  5. Step 5: Solve for x
    x = 57,190,689,743.06/162,571.50
  6. Step 6: Final answer
    x = 351,787.92

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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.