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Finding the Fourth Proportional to 344,671.30, 517,023.41 and 108,016.03

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Solution

The fourth proportional to 344,671.30, 517,023.41 and 108,016.03 is: 162,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,671.30 : 517,023.41 = 108,016.03 : x
  2. Step 2: Convert to fraction form
    344,671.30/517,023.41 = 108,016.03/x
  3. Step 3: Cross multiply
    344,671.30x = 517,023.41 × 108,016.03
  4. Step 4: Simplify right side
    344,671.30x = 55,846,816,271.46
  5. Step 5: Solve for x
    x = 55,846,816,271.46/344,671.30
  6. Step 6: Final answer
    x = 162,029.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.