Home / 892,145.27-1,231,161.66-484,247.18

Finding the Fourth Proportional to 892,145.27, 1,231,161.66 and 484,247.18

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Solution

The fourth proportional to 892,145.27, 1,231,161.66 and 484,247.18 is: 668,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,145.27 : 1,231,161.66 = 484,247.18 : x
  2. Step 2: Convert to fraction form
    892,145.27/1,231,161.66 = 484,247.18/x
  3. Step 3: Cross multiply
    892,145.27x = 1,231,161.66 × 484,247.18
  4. Step 4: Simplify right side
    892,145.27x = 596,186,565,057.02
  5. Step 5: Solve for x
    x = 596,186,565,057.02/892,145.27
  6. Step 6: Final answer
    x = 668,261.75

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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.