Home / 566,895.44-782,351.16-312,246.56

Finding the Fourth Proportional to 566,895.44, 782,351.16 and 312,246.56

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Solution

The fourth proportional to 566,895.44, 782,351.16 and 312,246.56 is: 430,919.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,895.44 : 782,351.16 = 312,246.56 : x
  2. Step 2: Convert to fraction form
    566,895.44/782,351.16 = 312,246.56/x
  3. Step 3: Cross multiply
    566,895.44x = 782,351.16 × 312,246.56
  4. Step 4: Simplify right side
    566,895.44x = 244,286,458,422.01
  5. Step 5: Solve for x
    x = 244,286,458,422.01/566,895.44
  6. Step 6: Final answer
    x = 430,919.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.