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Finding the Third Proportional to 131,400.56 and 187,901.44

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Solution

The third proportional to 131,400.56 and 187,901.44 is: 268,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,400.56 : 187,901.44 = 187,901.44 : x
  2. Step 2: Convert to fraction form
    131,400.56/187,901.44 = 187,901.44/x
  3. Step 3: Cross multiply
    131,400.56x = 187,901.44 × 187,901.44
  4. Step 4: Simplify right side
    131,400.56x = 35,306,950,214.57
  5. Step 5: Solve for x
    x = 35,306,950,214.57/131,400.56
  6. Step 6: Final answer
    x = 268,697.10

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.