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Finding the Fourth Proportional to 360,956.37, 541,966.80 and 201,344.15

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Solution

The fourth proportional to 360,956.37, 541,966.80 and 201,344.15 is: 302,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,956.37 : 541,966.80 = 201,344.15 : x
  2. Step 2: Convert to fraction form
    360,956.37/541,966.80 = 201,344.15/x
  3. Step 3: Cross multiply
    360,956.37x = 541,966.80 × 201,344.15
  4. Step 4: Simplify right side
    360,956.37x = 109,121,841,964.39
  5. Step 5: Solve for x
    x = 109,121,841,964.39/360,956.37
  6. Step 6: Final answer
    x = 302,313.11

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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.