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Finding the Fourth Proportional to 5,799.79, 8,699.38 and 2,051.31

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Solution

The fourth proportional to 5,799.79, 8,699.38 and 2,051.31 is: 3,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.79 : 8,699.38 = 2,051.31 : x
  2. Step 2: Convert to fraction form
    5,799.79/8,699.38 = 2,051.31/x
  3. Step 3: Cross multiply
    5,799.79x = 8,699.38 × 2,051.31
  4. Step 4: Simplify right side
    5,799.79x = 17,845,125.19
  5. Step 5: Solve for x
    x = 17,845,125.19/5,799.79
  6. Step 6: Final answer
    x = 3,076.86

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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.