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Finding the Fourth Proportional to 358,568.53, 537,853.15 and 92,329.63

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Solution

The fourth proportional to 358,568.53, 537,853.15 and 92,329.63 is: 138,494.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,568.53 : 537,853.15 = 92,329.63 : x
  2. Step 2: Convert to fraction form
    358,568.53/537,853.15 = 92,329.63/x
  3. Step 3: Cross multiply
    358,568.53x = 537,853.15 × 92,329.63
  4. Step 4: Simplify right side
    358,568.53x = 49,659,782,333.83
  5. Step 5: Solve for x
    x = 49,659,782,333.83/358,568.53
  6. Step 6: Final answer
    x = 138,494.54

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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.