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Finding the Fourth Proportional to 360,958.66, 541,970.25 and 201,346.46

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Solution

The fourth proportional to 360,958.66, 541,970.25 and 201,346.46 is: 302,316.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,958.66 : 541,970.25 = 201,346.46 : x
  2. Step 2: Convert to fraction form
    360,958.66/541,970.25 = 201,346.46/x
  3. Step 3: Cross multiply
    360,958.66x = 541,970.25 × 201,346.46
  4. Step 4: Simplify right side
    360,958.66x = 109,123,791,262.82
  5. Step 5: Solve for x
    x = 109,123,791,262.82/360,958.66
  6. Step 6: Final answer
    x = 302,316.59

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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.