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Finding the Fourth Proportional to 599,742.90, 899,286.30 and 244,355.40

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Solution

The fourth proportional to 599,742.90, 899,286.30 and 244,355.40 is: 366,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,742.90 : 899,286.30 = 244,355.40 : x
  2. Step 2: Convert to fraction form
    599,742.90/899,286.30 = 244,355.40/x
  3. Step 3: Cross multiply
    599,742.90x = 899,286.30 × 244,355.40
  4. Step 4: Simplify right side
    599,742.90x = 219,745,463,551.02
  5. Step 5: Solve for x
    x = 219,745,463,551.02/599,742.90
  6. Step 6: Final answer
    x = 366,399.44

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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.