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Finding the Fourth Proportional to 2,017.06, 3,025.60 and 718.54

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Solution

The fourth proportional to 2,017.06, 3,025.60 and 718.54 is: 1,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.06 : 3,025.60 = 718.54 : x
  2. Step 2: Convert to fraction form
    2,017.06/3,025.60 = 718.54/x
  3. Step 3: Cross multiply
    2,017.06x = 3,025.60 × 718.54
  4. Step 4: Simplify right side
    2,017.06x = 2,174,014.62
  5. Step 5: Solve for x
    x = 2,174,014.62/2,017.06
  6. Step 6: Final answer
    x = 1,077.81

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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.