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Finding the Fourth Proportional to 2,544.99, 3,512.71 and 1,551.10

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Solution

The fourth proportional to 2,544.99, 3,512.71 and 1,551.10 is: 2,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,544.99 : 3,512.71 = 1,551.10 : x
  2. Step 2: Convert to fraction form
    2,544.99/3,512.71 = 1,551.10/x
  3. Step 3: Cross multiply
    2,544.99x = 3,512.71 × 1,551.10
  4. Step 4: Simplify right side
    2,544.99x = 5,448,564.48
  5. Step 5: Solve for x
    x = 5,448,564.48/2,544.99
  6. Step 6: Final answer
    x = 2,140.90

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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.