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Finding the Fourth Proportional to 192,224.87, 288,398.99 and 92,392.30

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Solution

The fourth proportional to 192,224.87, 288,398.99 and 92,392.30 is: 138,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,224.87 : 288,398.99 = 92,392.30 : x
  2. Step 2: Convert to fraction form
    192,224.87/288,398.99 = 92,392.30/x
  3. Step 3: Cross multiply
    192,224.87x = 288,398.99 × 92,392.30
  4. Step 4: Simplify right side
    192,224.87x = 26,645,845,513.76
  5. Step 5: Solve for x
    x = 26,645,845,513.76/192,224.87
  6. Step 6: Final answer
    x = 138,618.10

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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.