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Finding the Third Proportional to 66,584.63 and 143,051.25

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Solution

The third proportional to 66,584.63 and 143,051.25 is: 307,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,584.63 : 143,051.25 = 143,051.25 : x
  2. Step 2: Convert to fraction form
    66,584.63/143,051.25 = 143,051.25/x
  3. Step 3: Cross multiply
    66,584.63x = 143,051.25 × 143,051.25
  4. Step 4: Simplify right side
    66,584.63x = 20,463,660,126.56
  5. Step 5: Solve for x
    x = 20,463,660,126.56/66,584.63
  6. Step 6: Final answer
    x = 307,333.11

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.