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Finding the Fourth Proportional to 2,308.33, 3,464.06 and 847.63

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Solution

The fourth proportional to 2,308.33, 3,464.06 and 847.63 is: 1,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.33 : 3,464.06 = 847.63 : x
  2. Step 2: Convert to fraction form
    2,308.33/3,464.06 = 847.63/x
  3. Step 3: Cross multiply
    2,308.33x = 3,464.06 × 847.63
  4. Step 4: Simplify right side
    2,308.33x = 2,936,241.18
  5. Step 5: Solve for x
    x = 2,936,241.18/2,308.33
  6. Step 6: Final answer
    x = 1,272.02

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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.