Home / 385,928.54-532,581.38-235,025.54

Finding the Fourth Proportional to 385,928.54, 532,581.38 and 235,025.54

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Solution

The fourth proportional to 385,928.54, 532,581.38 and 235,025.54 is: 324,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,928.54 : 532,581.38 = 235,025.54 : x
  2. Step 2: Convert to fraction form
    385,928.54/532,581.38 = 235,025.54/x
  3. Step 3: Cross multiply
    385,928.54x = 532,581.38 × 235,025.54
  4. Step 4: Simplify right side
    385,928.54x = 125,170,222,590.41
  5. Step 5: Solve for x
    x = 125,170,222,590.41/385,928.54
  6. Step 6: Final answer
    x = 324,335.24

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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.