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Finding the Fourth Proportional to 537,559.57, 741,881.92 and 295,891.21

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Solution

The fourth proportional to 537,559.57, 741,881.92 and 295,891.21 is: 408,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,559.57 : 741,881.92 = 295,891.21 : x
  2. Step 2: Convert to fraction form
    537,559.57/741,881.92 = 295,891.21/x
  3. Step 3: Cross multiply
    537,559.57x = 741,881.92 × 295,891.21
  4. Step 4: Simplify right side
    537,559.57x = 219,516,335,276.51
  5. Step 5: Solve for x
    x = 219,516,335,276.51/537,559.57
  6. Step 6: Final answer
    x = 408,357.23

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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.