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Finding the Third Proportional to 176,988 and 382,124

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Solution

The third proportional to 176,988 and 382,124 is: 825,020.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,988 : 382,124 = 382,124 : x
  2. Step 2: Convert to fraction form
    176,988/382,124 = 382,124/x
  3. Step 3: Cross multiply
    176,988x = 382,124 × 382,124
  4. Step 4: Simplify right side
    176,988x = 146,018,751,376
  5. Step 5: Solve for x
    x = 146,018,751,376/176,988
  6. Step 6: Final answer
    x = 825,020.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.