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Finding the Fourth Proportional to 411,677.55, 568,102.81 and 227,924.30

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Solution

The fourth proportional to 411,677.55, 568,102.81 and 227,924.30 is: 314,528.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,677.55 : 568,102.81 = 227,924.30 : x
  2. Step 2: Convert to fraction form
    411,677.55/568,102.81 = 227,924.30/x
  3. Step 3: Cross multiply
    411,677.55x = 568,102.81 × 227,924.30
  4. Step 4: Simplify right side
    411,677.55x = 129,484,436,717.54
  5. Step 5: Solve for x
    x = 129,484,436,717.54/411,677.55
  6. Step 6: Final answer
    x = 314,528.78

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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.