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Finding the Fourth Proportional to 3,373.54, 4,655.38 and 1,840.41

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Solution

The fourth proportional to 3,373.54, 4,655.38 and 1,840.41 is: 2,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.54 : 4,655.38 = 1,840.41 : x
  2. Step 2: Convert to fraction form
    3,373.54/4,655.38 = 1,840.41/x
  3. Step 3: Cross multiply
    3,373.54x = 4,655.38 × 1,840.41
  4. Step 4: Simplify right side
    3,373.54x = 8,567,775.43
  5. Step 5: Solve for x
    x = 8,567,775.43/3,373.54
  6. Step 6: Final answer
    x = 2,539.70

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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.