Home / 527,471.36-790,342.04-223,622.76

Finding the Fourth Proportional to 527,471.36, 790,342.04 and 223,622.76

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Solution

The fourth proportional to 527,471.36, 790,342.04 and 223,622.76 is: 335,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,471.36 : 790,342.04 = 223,622.76 : x
  2. Step 2: Convert to fraction form
    527,471.36/790,342.04 = 223,622.76/x
  3. Step 3: Cross multiply
    527,471.36x = 790,342.04 × 223,622.76
  4. Step 4: Simplify right side
    527,471.36x = 176,738,468,328.83
  5. Step 5: Solve for x
    x = 176,738,468,328.83/527,471.36
  6. Step 6: Final answer
    x = 335,067.42

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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.