Home / 441,140.40-662,056.20-204,512.40

Finding the Fourth Proportional to 441,140.40, 662,056.20 and 204,512.40

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Solution

The fourth proportional to 441,140.40, 662,056.20 and 204,512.40 is: 306,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,140.40 : 662,056.20 = 204,512.40 : x
  2. Step 2: Convert to fraction form
    441,140.40/662,056.20 = 204,512.40/x
  3. Step 3: Cross multiply
    441,140.40x = 662,056.20 × 204,512.40
  4. Step 4: Simplify right side
    441,140.40x = 135,398,702,396.88
  5. Step 5: Solve for x
    x = 135,398,702,396.88/441,140.40
  6. Step 6: Final answer
    x = 306,928.82

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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.