Home / 321,719.96-444,011.92-185,787.02

Finding the Fourth Proportional to 321,719.96, 444,011.92 and 185,787.02

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Solution

The fourth proportional to 321,719.96, 444,011.92 and 185,787.02 is: 256,408.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,719.96 : 444,011.92 = 185,787.02 : x
  2. Step 2: Convert to fraction form
    321,719.96/444,011.92 = 185,787.02/x
  3. Step 3: Cross multiply
    321,719.96x = 444,011.92 × 185,787.02
  4. Step 4: Simplify right side
    321,719.96x = 82,491,648,776.75
  5. Step 5: Solve for x
    x = 82,491,648,776.75/321,719.96
  6. Step 6: Final answer
    x = 256,408.24

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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.