Home / 537,685.50-741,919.14-308,200.53

Finding the Fourth Proportional to 537,685.50, 741,919.14 and 308,200.53

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Solution

The fourth proportional to 537,685.50, 741,919.14 and 308,200.53 is: 425,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,685.50 : 741,919.14 = 308,200.53 : x
  2. Step 2: Convert to fraction form
    537,685.50/741,919.14 = 308,200.53/x
  3. Step 3: Cross multiply
    537,685.50x = 741,919.14 × 308,200.53
  4. Step 4: Simplify right side
    537,685.50x = 228,659,872,165.14
  5. Step 5: Solve for x
    x = 228,659,872,165.14/537,685.50
  6. Step 6: Final answer
    x = 425,266.95

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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.