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Finding the Fourth Proportional to 9,288,889.65, 13,933,334.48 and 9,288,889.65

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Solution

The fourth proportional to 9,288,889.65, 13,933,334.48 and 9,288,889.65 is: 13,933,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,889.65 : 13,933,334.48 = 9,288,889.65 : x
  2. Step 2: Convert to fraction form
    9,288,889.65/13,933,334.48 = 9,288,889.65/x
  3. Step 3: Cross multiply
    9,288,889.65x = 13,933,334.48 × 9,288,889.65
  4. Step 4: Simplify right side
    9,288,889.65x = 129,425,206,394,815.69
  5. Step 5: Solve for x
    x = 129,425,206,394,815.69/9,288,889.65
  6. Step 6: Final answer
    x = 13,933,334.48

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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.