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Finding the Fourth Proportional to 4,663.52, 6,991.62 and 1,740.24

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Solution

The fourth proportional to 4,663.52, 6,991.62 and 1,740.24 is: 2,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,663.52 : 6,991.62 = 1,740.24 : x
  2. Step 2: Convert to fraction form
    4,663.52/6,991.62 = 1,740.24/x
  3. Step 3: Cross multiply
    4,663.52x = 6,991.62 × 1,740.24
  4. Step 4: Simplify right side
    4,663.52x = 12,167,096.79
  5. Step 5: Solve for x
    x = 12,167,096.79/4,663.52
  6. Step 6: Final answer
    x = 2,608.99

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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.