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Finding the Fourth Proportional to 338,880.56, 467,711.24 and 188,026.16

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Solution

The fourth proportional to 338,880.56, 467,711.24 and 188,026.16 is: 259,507.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,880.56 : 467,711.24 = 188,026.16 : x
  2. Step 2: Convert to fraction form
    338,880.56/467,711.24 = 188,026.16/x
  3. Step 3: Cross multiply
    338,880.56x = 467,711.24 × 188,026.16
  4. Step 4: Simplify right side
    338,880.56x = 87,941,948,446.04
  5. Step 5: Solve for x
    x = 87,941,948,446.04/338,880.56
  6. Step 6: Final answer
    x = 259,507.21

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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.