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Finding the Fourth Proportional to 291,265.99, 437,003.78 and 101,754.24

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Solution

The fourth proportional to 291,265.99, 437,003.78 and 101,754.24 is: 152,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,265.99 : 437,003.78 = 101,754.24 : x
  2. Step 2: Convert to fraction form
    291,265.99/437,003.78 = 101,754.24/x
  3. Step 3: Cross multiply
    291,265.99x = 437,003.78 × 101,754.24
  4. Step 4: Simplify right side
    291,265.99x = 44,466,987,511.03
  5. Step 5: Solve for x
    x = 44,466,987,511.03/291,265.99
  6. Step 6: Final answer
    x = 152,667.97

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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.