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Finding the Fourth Proportional to 5,503.55, 8,251.67 and 1,804.48

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Solution

The fourth proportional to 5,503.55, 8,251.67 and 1,804.48 is: 2,705.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.55 : 8,251.67 = 1,804.48 : x
  2. Step 2: Convert to fraction form
    5,503.55/8,251.67 = 1,804.48/x
  3. Step 3: Cross multiply
    5,503.55x = 8,251.67 × 1,804.48
  4. Step 4: Simplify right side
    5,503.55x = 14,889,957.36
  5. Step 5: Solve for x
    x = 14,889,957.36/5,503.55
  6. Step 6: Final answer
    x = 2,705.52

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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.