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Finding the Fourth Proportional to 303,747.57, 419,087.52 and 174,679.03

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Solution

The fourth proportional to 303,747.57, 419,087.52 and 174,679.03 is: 241,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,747.57 : 419,087.52 = 174,679.03 : x
  2. Step 2: Convert to fraction form
    303,747.57/419,087.52 = 174,679.03/x
  3. Step 3: Cross multiply
    303,747.57x = 419,087.52 × 174,679.03
  4. Step 4: Simplify right side
    303,747.57x = 73,205,802,002.57
  5. Step 5: Solve for x
    x = 73,205,802,002.57/303,747.57
  6. Step 6: Final answer
    x = 241,008.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.