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Finding the Fourth Proportional to 366,729.04, 550,727.76 and 217,904.48

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Solution

The fourth proportional to 366,729.04, 550,727.76 and 217,904.48 is: 327,233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,729.04 : 550,727.76 = 217,904.48 : x
  2. Step 2: Convert to fraction form
    366,729.04/550,727.76 = 217,904.48/x
  3. Step 3: Cross multiply
    366,729.04x = 550,727.76 × 217,904.48
  4. Step 4: Simplify right side
    366,729.04x = 120,006,046,164.37
  5. Step 5: Solve for x
    x = 120,006,046,164.37/366,729.04
  6. Step 6: Final answer
    x = 327,233.55

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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.