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Finding the Third Proportional to 179,862.75 and 276,787.13

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Solution

The third proportional to 179,862.75 and 276,787.13 is: 425,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,862.75 : 276,787.13 = 276,787.13 : x
  2. Step 2: Convert to fraction form
    179,862.75/276,787.13 = 276,787.13/x
  3. Step 3: Cross multiply
    179,862.75x = 276,787.13 × 276,787.13
  4. Step 4: Simplify right side
    179,862.75x = 76,611,112,565.77
  5. Step 5: Solve for x
    x = 76,611,112,565.77/179,862.75
  6. Step 6: Final answer
    x = 425,942.07

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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.