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Finding the Fourth Proportional to 2,365.52, 3,540.98 and 1,898.96

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Solution

The fourth proportional to 2,365.52, 3,540.98 and 1,898.96 is: 2,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.52 : 3,540.98 = 1,898.96 : x
  2. Step 2: Convert to fraction form
    2,365.52/3,540.98 = 1,898.96/x
  3. Step 3: Cross multiply
    2,365.52x = 3,540.98 × 1,898.96
  4. Step 4: Simplify right side
    2,365.52x = 6,724,166.42
  5. Step 5: Solve for x
    x = 6,724,166.42/2,365.52
  6. Step 6: Final answer
    x = 2,842.58

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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.