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Finding the Third Proportional to 170,472 and 255,705

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Solution

The third proportional to 170,472 and 255,705 is: 383,553.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,472 : 255,705 = 255,705 : x
  2. Step 2: Convert to fraction form
    170,472/255,705 = 255,705/x
  3. Step 3: Cross multiply
    170,472x = 255,705 × 255,705
  4. Step 4: Simplify right side
    170,472x = 65,385,047,025
  5. Step 5: Solve for x
    x = 65,385,047,025/170,472
  6. Step 6: Final answer
    x = 383,553.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.