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Finding the Fourth Proportional to 544,081.70, 816,122.55 and 488,969.30

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Solution

The fourth proportional to 544,081.70, 816,122.55 and 488,969.30 is: 733,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,081.70 : 816,122.55 = 488,969.30 : x
  2. Step 2: Convert to fraction form
    544,081.70/816,122.55 = 488,969.30/x
  3. Step 3: Cross multiply
    544,081.70x = 816,122.55 × 488,969.30
  4. Step 4: Simplify right side
    544,081.70x = 399,058,871,987.72
  5. Step 5: Solve for x
    x = 399,058,871,987.72/544,081.70
  6. Step 6: Final answer
    x = 733,453.95

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Similar ratio
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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.