Home / 293,788.25-405,551.82-198,424.10

Finding the Fourth Proportional to 293,788.25, 405,551.82 and 198,424.10

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Solution

The fourth proportional to 293,788.25, 405,551.82 and 198,424.10 is: 273,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,788.25 : 405,551.82 = 198,424.10 : x
  2. Step 2: Convert to fraction form
    293,788.25/405,551.82 = 198,424.10/x
  3. Step 3: Cross multiply
    293,788.25x = 405,551.82 × 198,424.10
  4. Step 4: Simplify right side
    293,788.25x = 80,471,254,886.86
  5. Step 5: Solve for x
    x = 80,471,254,886.86/293,788.25
  6. Step 6: Final answer
    x = 273,909.03

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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.