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Finding the Third Proportional to 30,207.94 and 62,359.88

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Solution

The third proportional to 30,207.94 and 62,359.88 is: 128,732.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207.94 : 62,359.88 = 62,359.88 : x
  2. Step 2: Convert to fraction form
    30,207.94/62,359.88 = 62,359.88/x
  3. Step 3: Cross multiply
    30,207.94x = 62,359.88 × 62,359.88
  4. Step 4: Simplify right side
    30,207.94x = 3,888,754,010.02
  5. Step 5: Solve for x
    x = 3,888,754,010.02/30,207.94
  6. Step 6: Final answer
    x = 128,732.85

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.