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Finding the Fourth Proportional to 262,550.70, 393,826.05 and 96,317.10

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Solution

The fourth proportional to 262,550.70, 393,826.05 and 96,317.10 is: 144,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,550.70 : 393,826.05 = 96,317.10 : x
  2. Step 2: Convert to fraction form
    262,550.70/393,826.05 = 96,317.10/x
  3. Step 3: Cross multiply
    262,550.70x = 393,826.05 × 96,317.10
  4. Step 4: Simplify right side
    262,550.70x = 37,932,183,040.46
  5. Step 5: Solve for x
    x = 37,932,183,040.46/262,550.70
  6. Step 6: Final answer
    x = 144,475.65

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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.