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Finding the Fourth Proportional to 537,887.87, 806,919.38 and 158,846.95

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Solution

The fourth proportional to 537,887.87, 806,919.38 and 158,846.95 is: 238,296.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,887.87 : 806,919.38 = 158,846.95 : x
  2. Step 2: Convert to fraction form
    537,887.87/806,919.38 = 158,846.95/x
  3. Step 3: Cross multiply
    537,887.87x = 806,919.38 × 158,846.95
  4. Step 4: Simplify right side
    537,887.87x = 128,176,682,408.89
  5. Step 5: Solve for x
    x = 128,176,682,408.89/537,887.87
  6. Step 6: Final answer
    x = 238,296.29

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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.