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Finding the Third Proportional to 27,998.47 and 43,351.94

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Solution

The third proportional to 27,998.47 and 43,351.94 is: 67,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,998.47 : 43,351.94 = 43,351.94 : x
  2. Step 2: Convert to fraction form
    27,998.47/43,351.94 = 43,351.94/x
  3. Step 3: Cross multiply
    27,998.47x = 43,351.94 × 43,351.94
  4. Step 4: Simplify right side
    27,998.47x = 1,879,390,485.00
  5. Step 5: Solve for x
    x = 1,879,390,485.00/27,998.47
  6. Step 6: Final answer
    x = 67,124.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.