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Finding the Fourth Proportional to 5,199.83, 7,798.89 and 1,501.26

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Solution

The fourth proportional to 5,199.83, 7,798.89 and 1,501.26 is: 2,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.83 : 7,798.89 = 1,501.26 : x
  2. Step 2: Convert to fraction form
    5,199.83/7,798.89 = 1,501.26/x
  3. Step 3: Cross multiply
    5,199.83x = 7,798.89 × 1,501.26
  4. Step 4: Simplify right side
    5,199.83x = 11,708,161.60
  5. Step 5: Solve for x
    x = 11,708,161.60/5,199.83
  6. Step 6: Final answer
    x = 2,251.64

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Similar ratio
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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.