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Finding the Third Proportional to 66,264.75 and 141,459.75

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Solution

The third proportional to 66,264.75 and 141,459.75 is: 301,983.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,264.75 : 141,459.75 = 141,459.75 : x
  2. Step 2: Convert to fraction form
    66,264.75/141,459.75 = 141,459.75/x
  3. Step 3: Cross multiply
    66,264.75x = 141,459.75 × 141,459.75
  4. Step 4: Simplify right side
    66,264.75x = 20,010,860,870.06
  5. Step 5: Solve for x
    x = 20,010,860,870.06/66,264.75
  6. Step 6: Final answer
    x = 301,983.50

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.