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Finding the Fourth Proportional to 537,455.52, 741,672.45 and 295,738.56

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Solution

The fourth proportional to 537,455.52, 741,672.45 and 295,738.56 is: 408,110.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,455.52 : 741,672.45 = 295,738.56 : x
  2. Step 2: Convert to fraction form
    537,455.52/741,672.45 = 295,738.56/x
  3. Step 3: Cross multiply
    537,455.52x = 741,672.45 × 295,738.56
  4. Step 4: Simplify right side
    537,455.52x = 219,341,142,354.67
  5. Step 5: Solve for x
    x = 219,341,142,354.67/537,455.52
  6. Step 6: Final answer
    x = 408,110.32

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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.