Home / 368,148.30-552,546.45-218,201.10

Finding the Fourth Proportional to 368,148.30, 552,546.45 and 218,201.10

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Solution

The fourth proportional to 368,148.30, 552,546.45 and 218,201.10 is: 327,493.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,148.30 : 552,546.45 = 218,201.10 : x
  2. Step 2: Convert to fraction form
    368,148.30/552,546.45 = 218,201.10/x
  3. Step 3: Cross multiply
    368,148.30x = 552,546.45 × 218,201.10
  4. Step 4: Simplify right side
    368,148.30x = 120,566,243,191.10
  5. Step 5: Solve for x
    x = 120,566,243,191.10/368,148.30
  6. Step 6: Final answer
    x = 327,493.68

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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.