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Finding the Fourth Proportional to 3,504.86, 4,835.18 and 2,012.43

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Solution

The fourth proportional to 3,504.86, 4,835.18 and 2,012.43 is: 2,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504.86 : 4,835.18 = 2,012.43 : x
  2. Step 2: Convert to fraction form
    3,504.86/4,835.18 = 2,012.43/x
  3. Step 3: Cross multiply
    3,504.86x = 4,835.18 × 2,012.43
  4. Step 4: Simplify right side
    3,504.86x = 9,730,466.32
  5. Step 5: Solve for x
    x = 9,730,466.32/3,504.86
  6. Step 6: Final answer
    x = 2,776.28

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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.