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Finding the Fourth Proportional to 537,305.76, 741,474 and 295,573.92

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Solution

The fourth proportional to 537,305.76, 741,474 and 295,573.92 is: 407,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,305.76 : 741,474 = 295,573.92 : x
  2. Step 2: Convert to fraction form
    537,305.76/741,474 = 295,573.92/x
  3. Step 3: Cross multiply
    537,305.76x = 741,474 × 295,573.92
  4. Step 4: Simplify right side
    537,305.76x = 219,160,376,758.08
  5. Step 5: Solve for x
    x = 219,160,376,758.08/537,305.76
  6. Step 6: Final answer
    x = 407,887.64

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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.