Home / 653,260.80-979,891.20-233,011.20

Finding the Fourth Proportional to 653,260.80, 979,891.20 and 233,011.20

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Solution

The fourth proportional to 653,260.80, 979,891.20 and 233,011.20 is: 349,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,260.80 : 979,891.20 = 233,011.20 : x
  2. Step 2: Convert to fraction form
    653,260.80/979,891.20 = 233,011.20/x
  3. Step 3: Cross multiply
    653,260.80x = 979,891.20 × 233,011.20
  4. Step 4: Simplify right side
    653,260.80x = 228,325,624,381.44
  5. Step 5: Solve for x
    x = 228,325,624,381.44/653,260.80
  6. Step 6: Final answer
    x = 349,516.80

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Similar ratio
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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.