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Finding the Fourth Proportional to 3,333.94, 4,995.03 and 2,971.96

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Solution

The fourth proportional to 3,333.94, 4,995.03 and 2,971.96 is: 4,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333.94 : 4,995.03 = 2,971.96 : x
  2. Step 2: Convert to fraction form
    3,333.94/4,995.03 = 2,971.96/x
  3. Step 3: Cross multiply
    3,333.94x = 4,995.03 × 2,971.96
  4. Step 4: Simplify right side
    3,333.94x = 14,845,029.36
  5. Step 5: Solve for x
    x = 14,845,029.36/3,333.94
  6. Step 6: Final answer
    x = 4,452.70

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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.