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Finding the Fourth Proportional to 326,956.88, 451,208.40 and 183,708.38

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Solution

The fourth proportional to 326,956.88, 451,208.40 and 183,708.38 is: 253,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,956.88 : 451,208.40 = 183,708.38 : x
  2. Step 2: Convert to fraction form
    326,956.88/451,208.40 = 183,708.38/x
  3. Step 3: Cross multiply
    326,956.88x = 451,208.40 × 183,708.38
  4. Step 4: Simplify right side
    326,956.88x = 82,890,764,206.39
  5. Step 5: Solve for x
    x = 82,890,764,206.39/326,956.88
  6. Step 6: Final answer
    x = 253,522.01

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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.