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Finding the Fourth Proportional to 343,171.27, 514,749.61 and 93,853.27

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Solution

The fourth proportional to 343,171.27, 514,749.61 and 93,853.27 is: 140,777.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,171.27 : 514,749.61 = 93,853.27 : x
  2. Step 2: Convert to fraction form
    343,171.27/514,749.61 = 93,853.27/x
  3. Step 3: Cross multiply
    343,171.27x = 514,749.61 × 93,853.27
  4. Step 4: Simplify right side
    343,171.27x = 48,310,934,129.72
  5. Step 5: Solve for x
    x = 48,310,934,129.72/343,171.27
  6. Step 6: Final answer
    x = 140,777.91

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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.