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Finding the Fourth Proportional to 2,362.08, 3,542.73 and 718.23

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Solution

The fourth proportional to 2,362.08, 3,542.73 and 718.23 is: 1,077.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.08 : 3,542.73 = 718.23 : x
  2. Step 2: Convert to fraction form
    2,362.08/3,542.73 = 718.23/x
  3. Step 3: Cross multiply
    2,362.08x = 3,542.73 × 718.23
  4. Step 4: Simplify right side
    2,362.08x = 2,544,494.97
  5. Step 5: Solve for x
    x = 2,544,494.97/2,362.08
  6. Step 6: Final answer
    x = 1,077.23

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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.