Home / 326,740.56-450,849.03-204,218.49

Finding the Fourth Proportional to 326,740.56, 450,849.03 and 204,218.49

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Solution

The fourth proportional to 326,740.56, 450,849.03 and 204,218.49 is: 281,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,740.56 : 450,849.03 = 204,218.49 : x
  2. Step 2: Convert to fraction form
    326,740.56/450,849.03 = 204,218.49/x
  3. Step 3: Cross multiply
    326,740.56x = 450,849.03 × 204,218.49
  4. Step 4: Simplify right side
    326,740.56x = 92,071,708,124.56
  5. Step 5: Solve for x
    x = 92,071,708,124.56/326,740.56
  6. Step 6: Final answer
    x = 281,788.43

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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.