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Finding the Fourth Proportional to 359,324.01, 495,889.83 and 198,179.37

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Solution

The fourth proportional to 359,324.01, 495,889.83 and 198,179.37 is: 273,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,324.01 : 495,889.83 = 198,179.37 : x
  2. Step 2: Convert to fraction form
    359,324.01/495,889.83 = 198,179.37/x
  3. Step 3: Cross multiply
    359,324.01x = 495,889.83 × 198,179.37
  4. Step 4: Simplify right side
    359,324.01x = 98,275,134,098.81
  5. Step 5: Solve for x
    x = 98,275,134,098.81/359,324.01
  6. Step 6: Final answer
    x = 273,500.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.