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Finding the Fourth Proportional to 264,748.99, 396,890.56 and 104,937.10

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Solution

The fourth proportional to 264,748.99, 396,890.56 and 104,937.10 is: 157,313.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,748.99 : 396,890.56 = 104,937.10 : x
  2. Step 2: Convert to fraction form
    264,748.99/396,890.56 = 104,937.10/x
  3. Step 3: Cross multiply
    264,748.99x = 396,890.56 × 104,937.10
  4. Step 4: Simplify right side
    264,748.99x = 41,648,544,383.78
  5. Step 5: Solve for x
    x = 41,648,544,383.78/264,748.99
  6. Step 6: Final answer
    x = 157,313.33

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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.