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Finding the Fourth Proportional to 514,252.73, 771,876.64 and 248,200.54

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Solution

The fourth proportional to 514,252.73, 771,876.64 and 248,200.54 is: 372,540.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,252.73 : 771,876.64 = 248,200.54 : x
  2. Step 2: Convert to fraction form
    514,252.73/771,876.64 = 248,200.54/x
  3. Step 3: Cross multiply
    514,252.73x = 771,876.64 × 248,200.54
  4. Step 4: Simplify right side
    514,252.73x = 191,580,197,241.95
  5. Step 5: Solve for x
    x = 191,580,197,241.95/514,252.73
  6. Step 6: Final answer
    x = 372,540.94

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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.