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Finding the Fourth Proportional to 8,952.03, 13,426.01 and 3,405.99

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Solution

The fourth proportional to 8,952.03, 13,426.01 and 3,405.99 is: 5,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.03 : 13,426.01 = 3,405.99 : x
  2. Step 2: Convert to fraction form
    8,952.03/13,426.01 = 3,405.99/x
  3. Step 3: Cross multiply
    8,952.03x = 13,426.01 × 3,405.99
  4. Step 4: Simplify right side
    8,952.03x = 45,728,838.77
  5. Step 5: Solve for x
    x = 45,728,838.77/8,952.03
  6. Step 6: Final answer
    x = 5,108.21

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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.