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Finding the Fourth Proportional to 3,369.33, 4,649.81 and 1,952.99

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Solution

The fourth proportional to 3,369.33, 4,649.81 and 1,952.99 is: 2,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.33 : 4,649.81 = 1,952.99 : x
  2. Step 2: Convert to fraction form
    3,369.33/4,649.81 = 1,952.99/x
  3. Step 3: Cross multiply
    3,369.33x = 4,649.81 × 1,952.99
  4. Step 4: Simplify right side
    3,369.33x = 9,081,034.29
  5. Step 5: Solve for x
    x = 9,081,034.29/3,369.33
  6. Step 6: Final answer
    x = 2,695.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.