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Finding the Fourth Proportional to 300,788.44, 415,088.04 and 166,652.44

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Solution

The fourth proportional to 300,788.44, 415,088.04 and 166,652.44 is: 229,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,788.44 : 415,088.04 = 166,652.44 : x
  2. Step 2: Convert to fraction form
    300,788.44/415,088.04 = 166,652.44/x
  3. Step 3: Cross multiply
    300,788.44x = 415,088.04 × 166,652.44
  4. Step 4: Simplify right side
    300,788.44x = 69,175,434,268.04
  5. Step 5: Solve for x
    x = 69,175,434,268.04/300,788.44
  6. Step 6: Final answer
    x = 229,980.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.