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Finding the Fourth Proportional to 3,496.60, 5,244.60 and 899.56

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Solution

The fourth proportional to 3,496.60, 5,244.60 and 899.56 is: 1,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,496.60 : 5,244.60 = 899.56 : x
  2. Step 2: Convert to fraction form
    3,496.60/5,244.60 = 899.56/x
  3. Step 3: Cross multiply
    3,496.60x = 5,244.60 × 899.56
  4. Step 4: Simplify right side
    3,496.60x = 4,717,832.38
  5. Step 5: Solve for x
    x = 4,717,832.38/3,496.60
  6. Step 6: Final answer
    x = 1,349.26

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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.