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Finding the Third Proportional to 185,935.50 and 402,781.50

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Solution

The third proportional to 185,935.50 and 402,781.50 is: 872,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,935.50 : 402,781.50 = 402,781.50 : x
  2. Step 2: Convert to fraction form
    185,935.50/402,781.50 = 402,781.50/x
  3. Step 3: Cross multiply
    185,935.50x = 402,781.50 × 402,781.50
  4. Step 4: Simplify right side
    185,935.50x = 162,232,936,742.25
  5. Step 5: Solve for x
    x = 162,232,936,742.25/185,935.50
  6. Step 6: Final answer
    x = 872,522.66

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.