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Finding the Fourth Proportional to 5,503.09, 8,255.04 and 1,607.61

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Solution

The fourth proportional to 5,503.09, 8,255.04 and 1,607.61 is: 2,411.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.09 : 8,255.04 = 1,607.61 : x
  2. Step 2: Convert to fraction form
    5,503.09/8,255.04 = 1,607.61/x
  3. Step 3: Cross multiply
    5,503.09x = 8,255.04 × 1,607.61
  4. Step 4: Simplify right side
    5,503.09x = 13,270,884.85
  5. Step 5: Solve for x
    x = 13,270,884.85/5,503.09
  6. Step 6: Final answer
    x = 2,411.53

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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.