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Finding the Fourth Proportional to 544,270.66, 816,408.58 and 165,194.68

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Solution

The fourth proportional to 544,270.66, 816,408.58 and 165,194.68 is: 247,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,270.66 : 816,408.58 = 165,194.68 : x
  2. Step 2: Convert to fraction form
    544,270.66/816,408.58 = 165,194.68/x
  3. Step 3: Cross multiply
    544,270.66x = 816,408.58 × 165,194.68
  4. Step 4: Simplify right side
    544,270.66x = 134,866,354,122.35
  5. Step 5: Solve for x
    x = 134,866,354,122.35/544,270.66
  6. Step 6: Final answer
    x = 247,792.81

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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.