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Finding the Fourth Proportional to 362,229.05, 543,424.21 and 119,081.11

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Solution

The fourth proportional to 362,229.05, 543,424.21 and 119,081.11 is: 178,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,229.05 : 543,424.21 = 119,081.11 : x
  2. Step 2: Convert to fraction form
    362,229.05/543,424.21 = 119,081.11/x
  3. Step 3: Cross multiply
    362,229.05x = 543,424.21 × 119,081.11
  4. Step 4: Simplify right side
    362,229.05x = 64,711,558,127.67
  5. Step 5: Solve for x
    x = 64,711,558,127.67/362,229.05
  6. Step 6: Final answer
    x = 178,648.17

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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.