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Finding the Fourth Proportional to 599,324.48, 899,021.28 and 225,350.72

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Solution

The fourth proportional to 599,324.48, 899,021.28 and 225,350.72 is: 338,039.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,324.48 : 899,021.28 = 225,350.72 : x
  2. Step 2: Convert to fraction form
    599,324.48/899,021.28 = 225,350.72/x
  3. Step 3: Cross multiply
    599,324.48x = 899,021.28 × 225,350.72
  4. Step 4: Simplify right side
    599,324.48x = 202,595,092,743.32
  5. Step 5: Solve for x
    x = 202,595,092,743.32/599,324.48
  6. Step 6: Final answer
    x = 338,039.07

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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.