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Finding the Fourth Proportional to 8,914.05, 13,391.73 and 5,592.65

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Solution

The fourth proportional to 8,914.05, 13,391.73 and 5,592.65 is: 8,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.05 : 13,391.73 = 5,592.65 : x
  2. Step 2: Convert to fraction form
    8,914.05/13,391.73 = 5,592.65/x
  3. Step 3: Cross multiply
    8,914.05x = 13,391.73 × 5,592.65
  4. Step 4: Simplify right side
    8,914.05x = 74,895,191.83
  5. Step 5: Solve for x
    x = 74,895,191.83/8,914.05
  6. Step 6: Final answer
    x = 8,401.93

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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.