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Finding the Fourth Proportional to 222,499.59, 333,769.89 and 72,740.67

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Solution

The fourth proportional to 222,499.59, 333,769.89 and 72,740.67 is: 109,117.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,499.59 : 333,769.89 = 72,740.67 : x
  2. Step 2: Convert to fraction form
    222,499.59/333,769.89 = 72,740.67/x
  3. Step 3: Cross multiply
    222,499.59x = 333,769.89 × 72,740.67
  4. Step 4: Simplify right side
    222,499.59x = 24,278,645,424.43
  5. Step 5: Solve for x
    x = 24,278,645,424.43/222,499.59
  6. Step 6: Final answer
    x = 109,117.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.