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Finding the Fourth Proportional to 629,745.60, 944,618.40 and 603,501.60

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Solution

The fourth proportional to 629,745.60, 944,618.40 and 603,501.60 is: 905,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,745.60 : 944,618.40 = 603,501.60 : x
  2. Step 2: Convert to fraction form
    629,745.60/944,618.40 = 603,501.60/x
  3. Step 3: Cross multiply
    629,745.60x = 944,618.40 × 603,501.60
  4. Step 4: Simplify right side
    629,745.60x = 570,078,715,789.44
  5. Step 5: Solve for x
    x = 570,078,715,789.44/629,745.60
  6. Step 6: Final answer
    x = 905,252.40

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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.