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Finding the Third Proportional to 176,426 and 382,498

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Solution

The third proportional to 176,426 and 382,498 is: 829,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,426 : 382,498 = 382,498 : x
  2. Step 2: Convert to fraction form
    176,426/382,498 = 382,498/x
  3. Step 3: Cross multiply
    176,426x = 382,498 × 382,498
  4. Step 4: Simplify right side
    176,426x = 146,304,720,004
  5. Step 5: Solve for x
    x = 146,304,720,004/176,426
  6. Step 6: Final answer
    x = 829,269.61

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.