Home / 469,923.08-648,439.92-263,162.62

Finding the Fourth Proportional to 469,923.08, 648,439.92 and 263,162.62

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Solution

The fourth proportional to 469,923.08, 648,439.92 and 263,162.62 is: 363,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,923.08 : 648,439.92 = 263,162.62 : x
  2. Step 2: Convert to fraction form
    469,923.08/648,439.92 = 263,162.62/x
  3. Step 3: Cross multiply
    469,923.08x = 648,439.92 × 263,162.62
  4. Step 4: Simplify right side
    469,923.08x = 170,645,148,700.27
  5. Step 5: Solve for x
    x = 170,645,148,700.27/469,923.08
  6. Step 6: Final answer
    x = 363,134.21

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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.