Home / 278,441.85-416,956.30-233,344.62

Finding the Fourth Proportional to 278,441.85, 416,956.30 and 233,344.62

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Solution

The fourth proportional to 278,441.85, 416,956.30 and 233,344.62 is: 349,424.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,441.85 : 416,956.30 = 233,344.62 : x
  2. Step 2: Convert to fraction form
    278,441.85/416,956.30 = 233,344.62/x
  3. Step 3: Cross multiply
    278,441.85x = 416,956.30 × 233,344.62
  4. Step 4: Simplify right side
    278,441.85x = 97,294,509,641.29
  5. Step 5: Solve for x
    x = 97,294,509,641.29/278,441.85
  6. Step 6: Final answer
    x = 349,424.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.