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Finding the Fourth Proportional to 291,364.26, 437,046.39 and 104,506.98

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Solution

The fourth proportional to 291,364.26, 437,046.39 and 104,506.98 is: 156,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,364.26 : 437,046.39 = 104,506.98 : x
  2. Step 2: Convert to fraction form
    291,364.26/437,046.39 = 104,506.98/x
  3. Step 3: Cross multiply
    291,364.26x = 437,046.39 × 104,506.98
  4. Step 4: Simplify right side
    291,364.26x = 45,674,398,338.80
  5. Step 5: Solve for x
    x = 45,674,398,338.80/291,364.26
  6. Step 6: Final answer
    x = 156,760.47

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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.