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Finding the Fourth Proportional to 2,001.96, 3,002.90 and 846.92

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Solution

The fourth proportional to 2,001.96, 3,002.90 and 846.92 is: 1,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.96 : 3,002.90 = 846.92 : x
  2. Step 2: Convert to fraction form
    2,001.96/3,002.90 = 846.92/x
  3. Step 3: Cross multiply
    2,001.96x = 3,002.90 × 846.92
  4. Step 4: Simplify right side
    2,001.96x = 2,543,216.07
  5. Step 5: Solve for x
    x = 2,543,216.07/2,001.96
  6. Step 6: Final answer
    x = 1,270.36

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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.