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Finding the Fourth Proportional to 3,553, 4,903.84 and 2,061.24

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Solution

The fourth proportional to 3,553, 4,903.84 and 2,061.24 is: 2,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553 : 4,903.84 = 2,061.24 : x
  2. Step 2: Convert to fraction form
    3,553/4,903.84 = 2,061.24/x
  3. Step 3: Cross multiply
    3,553x = 4,903.84 × 2,061.24
  4. Step 4: Simplify right side
    3,553x = 10,107,991.16
  5. Step 5: Solve for x
    x = 10,107,991.16/3,553
  6. Step 6: Final answer
    x = 2,844.92

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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.