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Finding the Fourth Proportional to 264,450.30, 396,733.77 and 86,950.14

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Solution

The fourth proportional to 264,450.30, 396,733.77 and 86,950.14 is: 130,444.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,450.30 : 396,733.77 = 86,950.14 : x
  2. Step 2: Convert to fraction form
    264,450.30/396,733.77 = 86,950.14/x
  3. Step 3: Cross multiply
    264,450.30x = 396,733.77 × 86,950.14
  4. Step 4: Simplify right side
    264,450.30x = 34,496,056,844.23
  5. Step 5: Solve for x
    x = 34,496,056,844.23/264,450.30
  6. Step 6: Final answer
    x = 130,444.39

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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.