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Finding the Fourth Proportional to 218,524.06, 301,568.88 and 123,034.24

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Solution

The fourth proportional to 218,524.06, 301,568.88 and 123,034.24 is: 169,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,524.06 : 301,568.88 = 123,034.24 : x
  2. Step 2: Convert to fraction form
    218,524.06/301,568.88 = 123,034.24/x
  3. Step 3: Cross multiply
    218,524.06x = 301,568.88 × 123,034.24
  4. Step 4: Simplify right side
    218,524.06x = 37,103,297,958.45
  5. Step 5: Solve for x
    x = 37,103,297,958.45/218,524.06
  6. Step 6: Final answer
    x = 169,790.45

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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.