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Finding the Fourth Proportional to 7,398.18, 11,093.13 and 3,010.50

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Solution

The fourth proportional to 7,398.18, 11,093.13 and 3,010.50 is: 4,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.18 : 11,093.13 = 3,010.50 : x
  2. Step 2: Convert to fraction form
    7,398.18/11,093.13 = 3,010.50/x
  3. Step 3: Cross multiply
    7,398.18x = 11,093.13 × 3,010.50
  4. Step 4: Simplify right side
    7,398.18x = 33,395,867.87
  5. Step 5: Solve for x
    x = 33,395,867.87/7,398.18
  6. Step 6: Final answer
    x = 4,514.07

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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.