Home / 327,626.46-452,264-220,258.75

Finding the Fourth Proportional to 327,626.46, 452,264 and 220,258.75

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Solution

The fourth proportional to 327,626.46, 452,264 and 220,258.75 is: 304,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,626.46 : 452,264 = 220,258.75 : x
  2. Step 2: Convert to fraction form
    327,626.46/452,264 = 220,258.75/x
  3. Step 3: Cross multiply
    327,626.46x = 452,264 × 220,258.75
  4. Step 4: Simplify right side
    327,626.46x = 99,615,103,310
  5. Step 5: Solve for x
    x = 99,615,103,310/327,626.46
  6. Step 6: Final answer
    x = 304,050.85

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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.