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Finding the Fourth Proportional to 226,502.80, 339,754.20 and 114,528.40

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Solution

The fourth proportional to 226,502.80, 339,754.20 and 114,528.40 is: 171,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,502.80 : 339,754.20 = 114,528.40 : x
  2. Step 2: Convert to fraction form
    226,502.80/339,754.20 = 114,528.40/x
  3. Step 3: Cross multiply
    226,502.80x = 339,754.20 × 114,528.40
  4. Step 4: Simplify right side
    226,502.80x = 38,911,504,919.28
  5. Step 5: Solve for x
    x = 38,911,504,919.28/226,502.80
  6. Step 6: Final answer
    x = 171,792.60

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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.