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Finding the Fourth Proportional to 533,661.56, 736,470.43 and 304,214.69

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Solution

The fourth proportional to 533,661.56, 736,470.43 and 304,214.69 is: 419,826.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,661.56 : 736,470.43 = 304,214.69 : x
  2. Step 2: Convert to fraction form
    533,661.56/736,470.43 = 304,214.69/x
  3. Step 3: Cross multiply
    533,661.56x = 736,470.43 × 304,214.69
  4. Step 4: Simplify right side
    533,661.56x = 224,045,120,494.61
  5. Step 5: Solve for x
    x = 224,045,120,494.61/533,661.56
  6. Step 6: Final answer
    x = 419,826.23

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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.