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Finding the Third Proportional to 66,504 and 142,224

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Solution

The third proportional to 66,504 and 142,224 is: 304,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,504 : 142,224 = 142,224 : x
  2. Step 2: Convert to fraction form
    66,504/142,224 = 142,224/x
  3. Step 3: Cross multiply
    66,504x = 142,224 × 142,224
  4. Step 4: Simplify right side
    66,504x = 20,227,666,176
  5. Step 5: Solve for x
    x = 20,227,666,176/66,504
  6. Step 6: Final answer
    x = 304,157.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.