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Finding the Third Proportional to 150,671.25 and 242,253

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Solution

The third proportional to 150,671.25 and 242,253 is: 389,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,671.25 : 242,253 = 242,253 : x
  2. Step 2: Convert to fraction form
    150,671.25/242,253 = 242,253/x
  3. Step 3: Cross multiply
    150,671.25x = 242,253 × 242,253
  4. Step 4: Simplify right side
    150,671.25x = 58,686,516,009
  5. Step 5: Solve for x
    x = 58,686,516,009/150,671.25
  6. Step 6: Final answer
    x = 389,500.43

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.