Home / 599,105.03-899,103.88-439,593.16

Finding the Fourth Proportional to 599,105.03, 899,103.88 and 439,593.16

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Solution

The fourth proportional to 599,105.03, 899,103.88 and 439,593.16 is: 659,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,105.03 : 899,103.88 = 439,593.16 : x
  2. Step 2: Convert to fraction form
    599,105.03/899,103.88 = 439,593.16/x
  3. Step 3: Cross multiply
    599,105.03x = 899,103.88 × 439,593.16
  4. Step 4: Simplify right side
    599,105.03x = 395,239,913,292.30
  5. Step 5: Solve for x
    x = 395,239,913,292.30/599,105.03
  6. Step 6: Final answer
    x = 659,717.23

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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.