Home / 448,815.96-619,420.48-327,896.73

Finding the Fourth Proportional to 448,815.96, 619,420.48 and 327,896.73

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Solution

The fourth proportional to 448,815.96, 619,420.48 and 327,896.73 is: 452,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,815.96 : 619,420.48 = 327,896.73 : x
  2. Step 2: Convert to fraction form
    448,815.96/619,420.48 = 327,896.73/x
  3. Step 3: Cross multiply
    448,815.96x = 619,420.48 × 327,896.73
  4. Step 4: Simplify right side
    448,815.96x = 203,105,949,887.03
  5. Step 5: Solve for x
    x = 203,105,949,887.03/448,815.96
  6. Step 6: Final answer
    x = 452,537.27

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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.