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Finding the Fourth Proportional to 3,536.55, 5,310.90 and 2,503.80

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Solution

The fourth proportional to 3,536.55, 5,310.90 and 2,503.80 is: 3,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.55 : 5,310.90 = 2,503.80 : x
  2. Step 2: Convert to fraction form
    3,536.55/5,310.90 = 2,503.80/x
  3. Step 3: Cross multiply
    3,536.55x = 5,310.90 × 2,503.80
  4. Step 4: Simplify right side
    3,536.55x = 13,297,431.42
  5. Step 5: Solve for x
    x = 13,297,431.42/3,536.55
  6. Step 6: Final answer
    x = 3,760.00

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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.