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Finding the Fourth Proportional to 396,844.74, 595,094.88 and 144,041.22

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Solution

The fourth proportional to 396,844.74, 595,094.88 and 144,041.22 is: 215,999.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,844.74 : 595,094.88 = 144,041.22 : x
  2. Step 2: Convert to fraction form
    396,844.74/595,094.88 = 144,041.22/x
  3. Step 3: Cross multiply
    396,844.74x = 595,094.88 × 144,041.22
  4. Step 4: Simplify right side
    396,844.74x = 85,718,192,530.95
  5. Step 5: Solve for x
    x = 85,718,192,530.95/396,844.74
  6. Step 6: Final answer
    x = 215,999.32

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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.