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Finding the Fourth Proportional to 218,366.82, 301,158.81 and 150,493.68

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Solution

The fourth proportional to 218,366.82, 301,158.81 and 150,493.68 is: 207,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,366.82 : 301,158.81 = 150,493.68 : x
  2. Step 2: Convert to fraction form
    218,366.82/301,158.81 = 150,493.68/x
  3. Step 3: Cross multiply
    218,366.82x = 301,158.81 × 150,493.68
  4. Step 4: Simplify right side
    218,366.82x = 45,322,497,581.32
  5. Step 5: Solve for x
    x = 45,322,497,581.32/218,366.82
  6. Step 6: Final answer
    x = 207,552.13

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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.