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Finding the Fourth Proportional to 5,985.50, 8,978.04 and 1,825.34

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Solution

The fourth proportional to 5,985.50, 8,978.04 and 1,825.34 is: 2,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.50 : 8,978.04 = 1,825.34 : x
  2. Step 2: Convert to fraction form
    5,985.50/8,978.04 = 1,825.34/x
  3. Step 3: Cross multiply
    5,985.50x = 8,978.04 × 1,825.34
  4. Step 4: Simplify right side
    5,985.50x = 16,387,930.64
  5. Step 5: Solve for x
    x = 16,387,930.64/5,985.50
  6. Step 6: Final answer
    x = 2,737.94

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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.