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Finding the Third Proportional to 170,476 and 255,713

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Solution

The third proportional to 170,476 and 255,713 is: 383,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,476 : 255,713 = 255,713 : x
  2. Step 2: Convert to fraction form
    170,476/255,713 = 255,713/x
  3. Step 3: Cross multiply
    170,476x = 255,713 × 255,713
  4. Step 4: Simplify right side
    170,476x = 65,389,138,369
  5. Step 5: Solve for x
    x = 65,389,138,369/170,476
  6. Step 6: Final answer
    x = 383,568.00

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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.