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Finding the Fourth Proportional to 617,040.26, 925,379.64 and 232,511.69

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Solution

The fourth proportional to 617,040.26, 925,379.64 and 232,511.69 is: 348,699.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,040.26 : 925,379.64 = 232,511.69 : x
  2. Step 2: Convert to fraction form
    617,040.26/925,379.64 = 232,511.69/x
  3. Step 3: Cross multiply
    617,040.26x = 925,379.64 × 232,511.69
  4. Step 4: Simplify right side
    617,040.26x = 215,161,583,987.99
  5. Step 5: Solve for x
    x = 215,161,583,987.99/617,040.26
  6. Step 6: Final answer
    x = 348,699.43

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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.