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Finding the Fourth Proportional to 530,149.49, 794,923.00 and 361,873.50

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Solution

The fourth proportional to 530,149.49, 794,923.00 and 361,873.50 is: 542,604.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,149.49 : 794,923.00 = 361,873.50 : x
  2. Step 2: Convert to fraction form
    530,149.49/794,923.00 = 361,873.50/x
  3. Step 3: Cross multiply
    530,149.49x = 794,923.00 × 361,873.50
  4. Step 4: Simplify right side
    530,149.49x = 287,661,567,335.82
  5. Step 5: Solve for x
    x = 287,661,567,335.82/530,149.49
  6. Step 6: Final answer
    x = 542,604.63

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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.