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Finding the Fourth Proportional to 10,997.65, 16,494.98 and 3,601.22

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Solution

The fourth proportional to 10,997.65, 16,494.98 and 3,601.22 is: 5,401.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.65 : 16,494.98 = 3,601.22 : x
  2. Step 2: Convert to fraction form
    10,997.65/16,494.98 = 3,601.22/x
  3. Step 3: Cross multiply
    10,997.65x = 16,494.98 × 3,601.22
  4. Step 4: Simplify right side
    10,997.65x = 59,402,075.11
  5. Step 5: Solve for x
    x = 59,402,075.11/10,997.65
  6. Step 6: Final answer
    x = 5,401.34

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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.