Home / 756,083.20-1,134,124.80-223,556.80

Finding the Fourth Proportional to 756,083.20, 1,134,124.80 and 223,556.80

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Solution

The fourth proportional to 756,083.20, 1,134,124.80 and 223,556.80 is: 335,335.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,083.20 : 1,134,124.80 = 223,556.80 : x
  2. Step 2: Convert to fraction form
    756,083.20/1,134,124.80 = 223,556.80/x
  3. Step 3: Cross multiply
    756,083.20x = 1,134,124.80 × 223,556.80
  4. Step 4: Simplify right side
    756,083.20x = 253,541,311,088.64
  5. Step 5: Solve for x
    x = 253,541,311,088.64/756,083.20
  6. Step 6: Final answer
    x = 335,335.20

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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.