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Finding the Fourth Proportional to 6,539.50, 9,813.66 and 2,435.50

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Solution

The fourth proportional to 6,539.50, 9,813.66 and 2,435.50 is: 3,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.50 : 9,813.66 = 2,435.50 : x
  2. Step 2: Convert to fraction form
    6,539.50/9,813.66 = 2,435.50/x
  3. Step 3: Cross multiply
    6,539.50x = 9,813.66 × 2,435.50
  4. Step 4: Simplify right side
    6,539.50x = 23,901,168.93
  5. Step 5: Solve for x
    x = 23,901,168.93/6,539.50
  6. Step 6: Final answer
    x = 3,654.89

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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.