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Finding the Fourth Proportional to 236,309.94, 325,995.17 and 159,855.80

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Solution

The fourth proportional to 236,309.94, 325,995.17 and 159,855.80 is: 220,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,309.94 : 325,995.17 = 159,855.80 : x
  2. Step 2: Convert to fraction form
    236,309.94/325,995.17 = 159,855.80/x
  3. Step 3: Cross multiply
    236,309.94x = 325,995.17 × 159,855.80
  4. Step 4: Simplify right side
    236,309.94x = 52,112,216,267.23
  5. Step 5: Solve for x
    x = 52,112,216,267.23/236,309.94
  6. Step 6: Final answer
    x = 220,524.86

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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.