Home / 557,566.82-836,224.14-257,882.96

Finding the Fourth Proportional to 557,566.82, 836,224.14 and 257,882.96

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Solution

The fourth proportional to 557,566.82, 836,224.14 and 257,882.96 is: 386,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,566.82 : 836,224.14 = 257,882.96 : x
  2. Step 2: Convert to fraction form
    557,566.82/836,224.14 = 257,882.96/x
  3. Step 3: Cross multiply
    557,566.82x = 836,224.14 × 257,882.96
  4. Step 4: Simplify right side
    557,566.82x = 215,647,956,446.65
  5. Step 5: Solve for x
    x = 215,647,956,446.65/557,566.82
  6. Step 6: Final answer
    x = 386,766.12

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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.