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Finding the Third Proportional to 242,247.38 and 371,845.69

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Solution

The third proportional to 242,247.38 and 371,845.69 is: 570,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,247.38 : 371,845.69 = 371,845.69 : x
  2. Step 2: Convert to fraction form
    242,247.38/371,845.69 = 371,845.69/x
  3. Step 3: Cross multiply
    242,247.38x = 371,845.69 × 371,845.69
  4. Step 4: Simplify right side
    242,247.38x = 138,269,215,312.35
  5. Step 5: Solve for x
    x = 138,269,215,312.35/242,247.38
  6. Step 6: Final answer
    x = 570,776.94

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.