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Finding the Fourth Proportional to 617,489.24, 926,104.26 and 174,153.56

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Solution

The fourth proportional to 617,489.24, 926,104.26 and 174,153.56 is: 261,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,489.24 : 926,104.26 = 174,153.56 : x
  2. Step 2: Convert to fraction form
    617,489.24/926,104.26 = 174,153.56/x
  3. Step 3: Cross multiply
    617,489.24x = 926,104.26 × 174,153.56
  4. Step 4: Simplify right side
    617,489.24x = 161,284,356,778.50
  5. Step 5: Solve for x
    x = 161,284,356,778.50/617,489.24
  6. Step 6: Final answer
    x = 261,193.79

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1.5x scale

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.