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Finding the Fourth Proportional to 5,858.51, 8,775.95 and 2,734.20

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Solution

The fourth proportional to 5,858.51, 8,775.95 and 2,734.20 is: 4,095.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.51 : 8,775.95 = 2,734.20 : x
  2. Step 2: Convert to fraction form
    5,858.51/8,775.95 = 2,734.20/x
  3. Step 3: Cross multiply
    5,858.51x = 8,775.95 × 2,734.20
  4. Step 4: Simplify right side
    5,858.51x = 23,995,188.82
  5. Step 5: Solve for x
    x = 23,995,188.82/5,858.51
  6. Step 6: Final answer
    x = 4,095.79

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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.