Home / 557,566.32-836,223.39-257,882.46

Finding the Fourth Proportional to 557,566.32, 836,223.39 and 257,882.46

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Solution

The fourth proportional to 557,566.32, 836,223.39 and 257,882.46 is: 386,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,566.32 : 836,223.39 = 257,882.46 : x
  2. Step 2: Convert to fraction form
    557,566.32/836,223.39 = 257,882.46/x
  3. Step 3: Cross multiply
    557,566.32x = 836,223.39 × 257,882.46
  4. Step 4: Simplify right side
    557,566.32x = 215,647,344,922.74
  5. Step 5: Solve for x
    x = 215,647,344,922.74/557,566.32
  6. Step 6: Final answer
    x = 386,765.37

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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.