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Finding the Fourth Proportional to 2,999.65, 4,499.24 and 1,244.27

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Solution

The fourth proportional to 2,999.65, 4,499.24 and 1,244.27 is: 1,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999.65 : 4,499.24 = 1,244.27 : x
  2. Step 2: Convert to fraction form
    2,999.65/4,499.24 = 1,244.27/x
  3. Step 3: Cross multiply
    2,999.65x = 4,499.24 × 1,244.27
  4. Step 4: Simplify right side
    2,999.65x = 5,598,269.35
  5. Step 5: Solve for x
    x = 5,598,269.35/2,999.65
  6. Step 6: Final answer
    x = 1,866.31

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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.