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Finding the Fourth Proportional to 555,717.70, 833,576.55 and 200,743.30

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Solution

The fourth proportional to 555,717.70, 833,576.55 and 200,743.30 is: 301,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,717.70 : 833,576.55 = 200,743.30 : x
  2. Step 2: Convert to fraction form
    555,717.70/833,576.55 = 200,743.30/x
  3. Step 3: Cross multiply
    555,717.70x = 833,576.55 × 200,743.30
  4. Step 4: Simplify right side
    555,717.70x = 167,334,907,449.62
  5. Step 5: Solve for x
    x = 167,334,907,449.62/555,717.70
  6. Step 6: Final answer
    x = 301,114.95

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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.