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Finding the Fourth Proportional to 3,199.96, 4,798.98 and 1,009.24

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Solution

The fourth proportional to 3,199.96, 4,798.98 and 1,009.24 is: 1,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.96 : 4,798.98 = 1,009.24 : x
  2. Step 2: Convert to fraction form
    3,199.96/4,798.98 = 1,009.24/x
  3. Step 3: Cross multiply
    3,199.96x = 4,798.98 × 1,009.24
  4. Step 4: Simplify right side
    3,199.96x = 4,843,322.58
  5. Step 5: Solve for x
    x = 4,843,322.58/3,199.96
  6. Step 6: Final answer
    x = 1,513.56

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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.