Home / 775,109.95-1,162,589.74-235,370.88

Finding the Fourth Proportional to 775,109.95, 1,162,589.74 and 235,370.88

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Solution

The fourth proportional to 775,109.95, 1,162,589.74 and 235,370.88 is: 353,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,109.95 : 1,162,589.74 = 235,370.88 : x
  2. Step 2: Convert to fraction form
    775,109.95/1,162,589.74 = 235,370.88/x
  3. Step 3: Cross multiply
    775,109.95x = 1,162,589.74 × 235,370.88
  4. Step 4: Simplify right side
    775,109.95x = 273,639,769,594.34
  5. Step 5: Solve for x
    x = 273,639,769,594.34/775,109.95
  6. Step 6: Final answer
    x = 353,033.49

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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.