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Finding the Fourth Proportional to 327,630.39, 452,144.49 and 184,399.71

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Solution

The fourth proportional to 327,630.39, 452,144.49 and 184,399.71 is: 254,479.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,630.39 : 452,144.49 = 184,399.71 : x
  2. Step 2: Convert to fraction form
    327,630.39/452,144.49 = 184,399.71/x
  3. Step 3: Cross multiply
    327,630.39x = 452,144.49 × 184,399.71
  4. Step 4: Simplify right side
    327,630.39x = 83,375,312,834.10
  5. Step 5: Solve for x
    x = 83,375,312,834.10/327,630.39
  6. Step 6: Final answer
    x = 254,479.79

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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.