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Finding the Fourth Proportional to 656,480.24, 984,326.70 and 301,049

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Solution

The fourth proportional to 656,480.24, 984,326.70 and 301,049 is: 451,392.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,480.24 : 984,326.70 = 301,049 : x
  2. Step 2: Convert to fraction form
    656,480.24/984,326.70 = 301,049/x
  3. Step 3: Cross multiply
    656,480.24x = 984,326.70 × 301,049
  4. Step 4: Simplify right side
    656,480.24x = 296,330,568,708.30
  5. Step 5: Solve for x
    x = 296,330,568,708.30/656,480.24
  6. Step 6: Final answer
    x = 451,392.98

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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.