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Finding the Fourth Proportional to 227,411.99, 341,196.66 and 77,757.62

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Solution

The fourth proportional to 227,411.99, 341,196.66 and 77,757.62 is: 116,663.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,411.99 : 341,196.66 = 77,757.62 : x
  2. Step 2: Convert to fraction form
    227,411.99/341,196.66 = 77,757.62/x
  3. Step 3: Cross multiply
    227,411.99x = 341,196.66 × 77,757.62
  4. Step 4: Simplify right side
    227,411.99x = 26,530,640,233.55
  5. Step 5: Solve for x
    x = 26,530,640,233.55/227,411.99
  6. Step 6: Final answer
    x = 116,663.33

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1.5x scale

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.