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Finding the Fourth Proportional to 609,701.70, 914,552.55 and 384,331.35

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Solution

The fourth proportional to 609,701.70, 914,552.55 and 384,331.35 is: 576,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,701.70 : 914,552.55 = 384,331.35 : x
  2. Step 2: Convert to fraction form
    609,701.70/914,552.55 = 384,331.35/x
  3. Step 3: Cross multiply
    609,701.70x = 914,552.55 × 384,331.35
  4. Step 4: Simplify right side
    609,701.70x = 351,491,216,187.44
  5. Step 5: Solve for x
    x = 351,491,216,187.44/609,701.70
  6. Step 6: Final answer
    x = 576,497.03

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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.