Home / 892,216.11-1,231,224.91-484,309.23

Finding the Fourth Proportional to 892,216.11, 1,231,224.91 and 484,309.23

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Solution

The fourth proportional to 892,216.11, 1,231,224.91 and 484,309.23 is: 668,328.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,216.11 : 1,231,224.91 = 484,309.23 : x
  2. Step 2: Convert to fraction form
    892,216.11/1,231,224.91 = 484,309.23/x
  3. Step 3: Cross multiply
    892,216.11x = 1,231,224.91 × 484,309.23
  4. Step 4: Simplify right side
    892,216.11x = 596,293,582,291.05
  5. Step 5: Solve for x
    x = 596,293,582,291.05/892,216.11
  6. Step 6: Final answer
    x = 668,328.64

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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.