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Finding the Fourth Proportional to 653,004.62, 901,137.39 and 366,519.50

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Solution

The fourth proportional to 653,004.62, 901,137.39 and 366,519.50 is: 505,791.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,004.62 : 901,137.39 = 366,519.50 : x
  2. Step 2: Convert to fraction form
    653,004.62/901,137.39 = 366,519.50/x
  3. Step 3: Cross multiply
    653,004.62x = 901,137.39 × 366,519.50
  4. Step 4: Simplify right side
    653,004.62x = 330,284,425,614.11
  5. Step 5: Solve for x
    x = 330,284,425,614.11/653,004.62
  6. Step 6: Final answer
    x = 505,791.87

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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.