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Finding the Fourth Proportional to 264,722.41, 396,860.55 and 114,849.94

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Solution

The fourth proportional to 264,722.41, 396,860.55 and 114,849.94 is: 172,178.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,722.41 : 396,860.55 = 114,849.94 : x
  2. Step 2: Convert to fraction form
    264,722.41/396,860.55 = 114,849.94/x
  3. Step 3: Cross multiply
    264,722.41x = 396,860.55 × 114,849.94
  4. Step 4: Simplify right side
    264,722.41x = 45,579,410,355.87
  5. Step 5: Solve for x
    x = 45,579,410,355.87/264,722.41
  6. Step 6: Final answer
    x = 172,178.13

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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.