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Finding the Third Proportional to 61,689.94 and 134,535.94

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Solution

The third proportional to 61,689.94 and 134,535.94 is: 293,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,689.94 : 134,535.94 = 134,535.94 : x
  2. Step 2: Convert to fraction form
    61,689.94/134,535.94 = 134,535.94/x
  3. Step 3: Cross multiply
    61,689.94x = 134,535.94 × 134,535.94
  4. Step 4: Simplify right side
    61,689.94x = 18,099,918,479.00
  5. Step 5: Solve for x
    x = 18,099,918,479.00/61,689.94
  6. Step 6: Final answer
    x = 293,401.47

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.