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Finding the Fourth Proportional to 550,344.27, 825,598.43 and 195,328.56

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Solution

The fourth proportional to 550,344.27, 825,598.43 and 195,328.56 is: 293,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,344.27 : 825,598.43 = 195,328.56 : x
  2. Step 2: Convert to fraction form
    550,344.27/825,598.43 = 195,328.56/x
  3. Step 3: Cross multiply
    550,344.27x = 825,598.43 × 195,328.56
  4. Step 4: Simplify right side
    550,344.27x = 161,262,947,365.53
  5. Step 5: Solve for x
    x = 161,262,947,365.53/550,344.27
  6. Step 6: Final answer
    x = 293,021.95

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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.