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Finding the Fourth Proportional to 322,461.09, 444,993.09 and 179,218.05

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Solution

The fourth proportional to 322,461.09, 444,993.09 and 179,218.05 is: 247,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,461.09 : 444,993.09 = 179,218.05 : x
  2. Step 2: Convert to fraction form
    322,461.09/444,993.09 = 179,218.05/x
  3. Step 3: Cross multiply
    322,461.09x = 444,993.09 × 179,218.05
  4. Step 4: Simplify right side
    322,461.09x = 79,750,793,853.27
  5. Step 5: Solve for x
    x = 79,750,793,853.27/322,461.09
  6. Step 6: Final answer
    x = 247,319.12

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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.