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Finding the Fourth Proportional to 200,808.99, 301,215.65 and 60,568.83

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Solution

The fourth proportional to 200,808.99, 301,215.65 and 60,568.83 is: 90,853.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,808.99 : 301,215.65 = 60,568.83 : x
  2. Step 2: Convert to fraction form
    200,808.99/301,215.65 = 60,568.83/x
  3. Step 3: Cross multiply
    200,808.99x = 301,215.65 × 60,568.83
  4. Step 4: Simplify right side
    200,808.99x = 18,244,279,195.35
  5. Step 5: Solve for x
    x = 18,244,279,195.35/200,808.99
  6. Step 6: Final answer
    x = 90,853.90

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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.