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Finding the Fourth Proportional to 293,755.92, 405,350.28 and 166,404.24

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Solution

The fourth proportional to 293,755.92, 405,350.28 and 166,404.24 is: 229,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,755.92 : 405,350.28 = 166,404.24 : x
  2. Step 2: Convert to fraction form
    293,755.92/405,350.28 = 166,404.24/x
  3. Step 3: Cross multiply
    293,755.92x = 405,350.28 × 166,404.24
  4. Step 4: Simplify right side
    293,755.92x = 67,452,005,277.19
  5. Step 5: Solve for x
    x = 67,452,005,277.19/293,755.92
  6. Step 6: Final answer
    x = 229,619.22

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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.