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Finding the Third Proportional to 176,276.50 and 268,545.75

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Solution

The third proportional to 176,276.50 and 268,545.75 is: 409,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276.50 : 268,545.75 = 268,545.75 : x
  2. Step 2: Convert to fraction form
    176,276.50/268,545.75 = 268,545.75/x
  3. Step 3: Cross multiply
    176,276.50x = 268,545.75 × 268,545.75
  4. Step 4: Simplify right side
    176,276.50x = 72,116,819,843.06
  5. Step 5: Solve for x
    x = 72,116,819,843.06/176,276.50
  6. Step 6: Final answer
    x = 409,111.93

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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.