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Finding the Fourth Proportional to 5,503.63, 8,245.84 and 4,585.09

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Solution

The fourth proportional to 5,503.63, 8,245.84 and 4,585.09 is: 6,869.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.63 : 8,245.84 = 4,585.09 : x
  2. Step 2: Convert to fraction form
    5,503.63/8,245.84 = 4,585.09/x
  3. Step 3: Cross multiply
    5,503.63x = 8,245.84 × 4,585.09
  4. Step 4: Simplify right side
    5,503.63x = 37,807,918.53
  5. Step 5: Solve for x
    x = 37,807,918.53/5,503.63
  6. Step 6: Final answer
    x = 6,869.63

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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.