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Finding the Fourth Proportional to 373,822.52, 516,060.12 and 230,661.44

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Solution

The fourth proportional to 373,822.52, 516,060.12 and 230,661.44 is: 318,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,822.52 : 516,060.12 = 230,661.44 : x
  2. Step 2: Convert to fraction form
    373,822.52/516,060.12 = 230,661.44/x
  3. Step 3: Cross multiply
    373,822.52x = 516,060.12 × 230,661.44
  4. Step 4: Simplify right side
    373,822.52x = 119,035,170,405.77
  5. Step 5: Solve for x
    x = 119,035,170,405.77/373,822.52
  6. Step 6: Final answer
    x = 318,426.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.