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Finding the Fourth Proportional to 911,006.30, 1,366,509.46 and 733,859.30

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Solution

The fourth proportional to 911,006.30, 1,366,509.46 and 733,859.30 is: 1,100,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,006.30 : 1,366,509.46 = 733,859.30 : x
  2. Step 2: Convert to fraction form
    911,006.30/1,366,509.46 = 733,859.30/x
  3. Step 3: Cross multiply
    911,006.30x = 1,366,509.46 × 733,859.30
  4. Step 4: Simplify right side
    911,006.30x = 1,002,825,675,758.98
  5. Step 5: Solve for x
    x = 1,002,825,675,758.98/911,006.30
  6. Step 6: Final answer
    x = 1,100,788.96

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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.