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Finding the Fourth Proportional to 6,993, 10,490.99 and 2,062.22

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Solution

The fourth proportional to 6,993, 10,490.99 and 2,062.22 is: 3,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,993 : 10,490.99 = 2,062.22 : x
  2. Step 2: Convert to fraction form
    6,993/10,490.99 = 2,062.22/x
  3. Step 3: Cross multiply
    6,993x = 10,490.99 × 2,062.22
  4. Step 4: Simplify right side
    6,993x = 21,634,666.63
  5. Step 5: Solve for x
    x = 21,634,666.63/6,993
  6. Step 6: Final answer
    x = 3,093.76

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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.