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Finding the Fourth Proportional to 5,916.98, 8,875.94 and 1,968.09

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Solution

The fourth proportional to 5,916.98, 8,875.94 and 1,968.09 is: 2,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.98 : 8,875.94 = 1,968.09 : x
  2. Step 2: Convert to fraction form
    5,916.98/8,875.94 = 1,968.09/x
  3. Step 3: Cross multiply
    5,916.98x = 8,875.94 × 1,968.09
  4. Step 4: Simplify right side
    5,916.98x = 17,468,648.75
  5. Step 5: Solve for x
    x = 17,468,648.75/5,916.98
  6. Step 6: Final answer
    x = 2,952.29

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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.