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Finding the Fourth Proportional to 514,531.92, 771,385.71 and 244,524.54

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Solution

The fourth proportional to 514,531.92, 771,385.71 and 244,524.54 is: 366,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,531.92 : 771,385.71 = 244,524.54 : x
  2. Step 2: Convert to fraction form
    514,531.92/771,385.71 = 244,524.54/x
  3. Step 3: Cross multiply
    514,531.92x = 771,385.71 × 244,524.54
  4. Step 4: Simplify right side
    514,531.92x = 188,622,735,900.32
  5. Step 5: Solve for x
    x = 188,622,735,900.32/514,531.92
  6. Step 6: Final answer
    x = 366,590.93

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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.