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Finding the Fourth Proportional to 5,574.73, 8,362.19 and 2,652.45

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Solution

The fourth proportional to 5,574.73, 8,362.19 and 2,652.45 is: 3,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.73 : 8,362.19 = 2,652.45 : x
  2. Step 2: Convert to fraction form
    5,574.73/8,362.19 = 2,652.45/x
  3. Step 3: Cross multiply
    5,574.73x = 8,362.19 × 2,652.45
  4. Step 4: Simplify right side
    5,574.73x = 22,180,290.87
  5. Step 5: Solve for x
    x = 22,180,290.87/5,574.73
  6. Step 6: Final answer
    x = 3,978.72

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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.