Home / 784,690.41-1,177,046.55-223,724.91

Finding the Fourth Proportional to 784,690.41, 1,177,046.55 and 223,724.91

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Solution

The fourth proportional to 784,690.41, 1,177,046.55 and 223,724.91 is: 335,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,690.41 : 1,177,046.55 = 223,724.91 : x
  2. Step 2: Convert to fraction form
    784,690.41/1,177,046.55 = 223,724.91/x
  3. Step 3: Cross multiply
    784,690.41x = 1,177,046.55 × 223,724.91
  4. Step 4: Simplify right side
    784,690.41x = 263,334,633,464.56
  5. Step 5: Solve for x
    x = 263,334,633,464.56/784,690.41
  6. Step 6: Final answer
    x = 335,590.48

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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.