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Finding the Third Proportional to 176,570 and 268,935

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Solution

The third proportional to 176,570 and 268,935 is: 409,616.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,570 : 268,935 = 268,935 : x
  2. Step 2: Convert to fraction form
    176,570/268,935 = 268,935/x
  3. Step 3: Cross multiply
    176,570x = 268,935 × 268,935
  4. Step 4: Simplify right side
    176,570x = 72,326,034,225
  5. Step 5: Solve for x
    x = 72,326,034,225/176,570
  6. Step 6: Final answer
    x = 409,616.78

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.