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Finding the Third Proportional to 66,679.88 and 157,404.94

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Solution

The third proportional to 66,679.88 and 157,404.94 is: 371,571.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,679.88 : 157,404.94 = 157,404.94 : x
  2. Step 2: Convert to fraction form
    66,679.88/157,404.94 = 157,404.94/x
  3. Step 3: Cross multiply
    66,679.88x = 157,404.94 × 157,404.94
  4. Step 4: Simplify right side
    66,679.88x = 24,776,314,349.38
  5. Step 5: Solve for x
    x = 24,776,314,349.38/66,679.88
  6. Step 6: Final answer
    x = 371,571.10

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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.