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Finding the Fourth Proportional to 608,863.05, 913,294.58 and 188,267.85

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Solution

The fourth proportional to 608,863.05, 913,294.58 and 188,267.85 is: 282,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,863.05 : 913,294.58 = 188,267.85 : x
  2. Step 2: Convert to fraction form
    608,863.05/913,294.58 = 188,267.85/x
  3. Step 3: Cross multiply
    608,863.05x = 913,294.58 × 188,267.85
  4. Step 4: Simplify right side
    608,863.05x = 171,944,006,051.91
  5. Step 5: Solve for x
    x = 171,944,006,051.91/608,863.05
  6. Step 6: Final answer
    x = 282,401.78

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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.