Home / 354,565.80-531,947.11-196,904.97

Finding the Fourth Proportional to 354,565.80, 531,947.11 and 196,904.97

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Solution

The fourth proportional to 354,565.80, 531,947.11 and 196,904.97 is: 295,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,565.80 : 531,947.11 = 196,904.97 : x
  2. Step 2: Convert to fraction form
    354,565.80/531,947.11 = 196,904.97/x
  3. Step 3: Cross multiply
    354,565.80x = 531,947.11 × 196,904.97
  4. Step 4: Simplify right side
    354,565.80x = 104,743,029,243.87
  5. Step 5: Solve for x
    x = 104,743,029,243.87/354,565.80
  6. Step 6: Final answer
    x = 295,412.10

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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.