Home / 321,856.20-444,058.81-185,872.19

Finding the Fourth Proportional to 321,856.20, 444,058.81 and 185,872.19

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Solution

The fourth proportional to 321,856.20, 444,058.81 and 185,872.19 is: 256,444.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,856.20 : 444,058.81 = 185,872.19 : x
  2. Step 2: Convert to fraction form
    321,856.20/444,058.81 = 185,872.19/x
  3. Step 3: Cross multiply
    321,856.20x = 444,058.81 × 185,872.19
  4. Step 4: Simplify right side
    321,856.20x = 82,538,183,503.49
  5. Step 5: Solve for x
    x = 82,538,183,503.49/321,856.20
  6. Step 6: Final answer
    x = 256,444.29

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1.5x scale

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.