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Finding the Fourth Proportional to 303,014.45, 418,162.82 and 167,053.37

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Solution

The fourth proportional to 303,014.45, 418,162.82 and 167,053.37 is: 230,535.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,014.45 : 418,162.82 = 167,053.37 : x
  2. Step 2: Convert to fraction form
    303,014.45/418,162.82 = 167,053.37/x
  3. Step 3: Cross multiply
    303,014.45x = 418,162.82 × 167,053.37
  4. Step 4: Simplify right side
    303,014.45x = 69,855,505,363.62
  5. Step 5: Solve for x
    x = 69,855,505,363.62/303,014.45
  6. Step 6: Final answer
    x = 230,535.23

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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.