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Finding the Fourth Proportional to 629,659.13, 944,488.44 and 156,344.49

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Solution

The fourth proportional to 629,659.13, 944,488.44 and 156,344.49 is: 234,516.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,659.13 : 944,488.44 = 156,344.49 : x
  2. Step 2: Convert to fraction form
    629,659.13/944,488.44 = 156,344.49/x
  3. Step 3: Cross multiply
    629,659.13x = 944,488.44 × 156,344.49
  4. Step 4: Simplify right side
    629,659.13x = 147,665,563,462.70
  5. Step 5: Solve for x
    x = 147,665,563,462.70/629,659.13
  6. Step 6: Final answer
    x = 234,516.67

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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.