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Finding the Fourth Proportional to 636,737.44, 955,106.16 and 262,348.96

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Solution

The fourth proportional to 636,737.44, 955,106.16 and 262,348.96 is: 393,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,737.44 : 955,106.16 = 262,348.96 : x
  2. Step 2: Convert to fraction form
    636,737.44/955,106.16 = 262,348.96/x
  3. Step 3: Cross multiply
    636,737.44x = 955,106.16 × 262,348.96
  4. Step 4: Simplify right side
    636,737.44x = 250,571,107,765.59
  5. Step 5: Solve for x
    x = 250,571,107,765.59/636,737.44
  6. Step 6: Final answer
    x = 393,523.44

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Similar ratio
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1.5x scale

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.