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Finding the Fourth Proportional to 4,992.74, 7,489.10 and 2,359.37

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Solution

The fourth proportional to 4,992.74, 7,489.10 and 2,359.37 is: 3,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.74 : 7,489.10 = 2,359.37 : x
  2. Step 2: Convert to fraction form
    4,992.74/7,489.10 = 2,359.37/x
  3. Step 3: Cross multiply
    4,992.74x = 7,489.10 × 2,359.37
  4. Step 4: Simplify right side
    4,992.74x = 17,669,582.49
  5. Step 5: Solve for x
    x = 17,669,582.49/4,992.74
  6. Step 6: Final answer
    x = 3,539.06

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1.5x scale

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.