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Finding the Fourth Proportional to 5,858.52, 8,787.77 and 1,476.31

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Solution

The fourth proportional to 5,858.52, 8,787.77 and 1,476.31 is: 2,214.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858.52 : 8,787.77 = 1,476.31 : x
  2. Step 2: Convert to fraction form
    5,858.52/8,787.77 = 1,476.31/x
  3. Step 3: Cross multiply
    5,858.52x = 8,787.77 × 1,476.31
  4. Step 4: Simplify right side
    5,858.52x = 12,973,472.73
  5. Step 5: Solve for x
    x = 12,973,472.73/5,858.52
  6. Step 6: Final answer
    x = 2,214.46

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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.