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Finding the Fourth Proportional to 537,136.38, 805,757.19 and 195,672.60

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Solution

The fourth proportional to 537,136.38, 805,757.19 and 195,672.60 is: 293,528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,136.38 : 805,757.19 = 195,672.60 : x
  2. Step 2: Convert to fraction form
    537,136.38/805,757.19 = 195,672.60/x
  3. Step 3: Cross multiply
    537,136.38x = 805,757.19 × 195,672.60
  4. Step 4: Simplify right side
    537,136.38x = 157,664,604,335.99
  5. Step 5: Solve for x
    x = 157,664,604,335.99/537,136.38
  6. Step 6: Final answer
    x = 293,528.07

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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.