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Finding the Fourth Proportional to 2,703.33, 4,055.01 and 755.49

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Solution

The fourth proportional to 2,703.33, 4,055.01 and 755.49 is: 1,133.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,703.33 : 4,055.01 = 755.49 : x
  2. Step 2: Convert to fraction form
    2,703.33/4,055.01 = 755.49/x
  3. Step 3: Cross multiply
    2,703.33x = 4,055.01 × 755.49
  4. Step 4: Simplify right side
    2,703.33x = 3,063,519.50
  5. Step 5: Solve for x
    x = 3,063,519.50/2,703.33
  6. Step 6: Final answer
    x = 1,133.24

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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.