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Finding the Fourth Proportional to 7,335.98, 10,121 and 4,819.44

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Solution

The fourth proportional to 7,335.98, 10,121 and 4,819.44 is: 6,649.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.98 : 10,121 = 4,819.44 : x
  2. Step 2: Convert to fraction form
    7,335.98/10,121 = 4,819.44/x
  3. Step 3: Cross multiply
    7,335.98x = 10,121 × 4,819.44
  4. Step 4: Simplify right side
    7,335.98x = 48,777,552.24
  5. Step 5: Solve for x
    x = 48,777,552.24/7,335.98
  6. Step 6: Final answer
    x = 6,649.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.