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Finding the Fourth Proportional to 205,017.62, 282,924.05 and 115,593.62

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Solution

The fourth proportional to 205,017.62, 282,924.05 and 115,593.62 is: 159,519.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,017.62 : 282,924.05 = 115,593.62 : x
  2. Step 2: Convert to fraction form
    205,017.62/282,924.05 = 115,593.62/x
  3. Step 3: Cross multiply
    205,017.62x = 282,924.05 × 115,593.62
  4. Step 4: Simplify right side
    205,017.62x = 32,704,215,124.56
  5. Step 5: Solve for x
    x = 32,704,215,124.56/205,017.62
  6. Step 6: Final answer
    x = 159,519.05

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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.