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Finding the Third Proportional to 187,814.32 and 442,908

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Solution

The third proportional to 187,814.32 and 442,908 is: 1,044,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,814.32 : 442,908 = 442,908 : x
  2. Step 2: Convert to fraction form
    187,814.32/442,908 = 442,908/x
  3. Step 3: Cross multiply
    187,814.32x = 442,908 × 442,908
  4. Step 4: Simplify right side
    187,814.32x = 196,167,496,464
  5. Step 5: Solve for x
    x = 196,167,496,464/187,814.32
  6. Step 6: Final answer
    x = 1,044,475.71

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.