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Finding the Fourth Proportional to 324,626.00, 447,982.64 and 181,386

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Solution

The fourth proportional to 324,626.00, 447,982.64 and 181,386 is: 250,311.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,626.00 : 447,982.64 = 181,386 : x
  2. Step 2: Convert to fraction form
    324,626.00/447,982.64 = 181,386/x
  3. Step 3: Cross multiply
    324,626.00x = 447,982.64 × 181,386
  4. Step 4: Simplify right side
    324,626.00x = 81,257,778,232.11
  5. Step 5: Solve for x
    x = 81,257,778,232.11/324,626.00
  6. Step 6: Final answer
    x = 250,311.99

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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.