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Finding the Third Proportional to 17,439.05 and 38,295.28

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Solution

The third proportional to 17,439.05 and 38,295.28 is: 84,094.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.05 : 38,295.28 = 38,295.28 : x
  2. Step 2: Convert to fraction form
    17,439.05/38,295.28 = 38,295.28/x
  3. Step 3: Cross multiply
    17,439.05x = 38,295.28 × 38,295.28
  4. Step 4: Simplify right side
    17,439.05x = 1,466,528,566.02
  5. Step 5: Solve for x
    x = 1,466,528,566.02/17,439.05
  6. Step 6: Final answer
    x = 84,094.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.