Home / 348,949.87-523,427.57-191,092.21

Finding the Fourth Proportional to 348,949.87, 523,427.57 and 191,092.21

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Solution

The fourth proportional to 348,949.87, 523,427.57 and 191,092.21 is: 286,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,949.87 : 523,427.57 = 191,092.21 : x
  2. Step 2: Convert to fraction form
    348,949.87/523,427.57 = 191,092.21/x
  3. Step 3: Cross multiply
    348,949.87x = 523,427.57 × 191,092.21
  4. Step 4: Simplify right side
    348,949.87x = 100,022,932,523.08
  5. Step 5: Solve for x
    x = 100,022,932,523.08/348,949.87
  6. Step 6: Final answer
    x = 286,639.83

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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.