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Finding the Third Proportional to 178,650 and 284,376

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Solution

The third proportional to 178,650 and 284,376 is: 452,671.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,650 : 284,376 = 284,376 : x
  2. Step 2: Convert to fraction form
    178,650/284,376 = 284,376/x
  3. Step 3: Cross multiply
    178,650x = 284,376 × 284,376
  4. Step 4: Simplify right side
    178,650x = 80,869,709,376
  5. Step 5: Solve for x
    x = 80,869,709,376/178,650
  6. Step 6: Final answer
    x = 452,671.20

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.