Home / 322,938.80-483,965.33-204,398.54

Finding the Fourth Proportional to 322,938.80, 483,965.33 and 204,398.54

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Solution

The fourth proportional to 322,938.80, 483,965.33 and 204,398.54 is: 306,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,938.80 : 483,965.33 = 204,398.54 : x
  2. Step 2: Convert to fraction form
    322,938.80/483,965.33 = 204,398.54/x
  3. Step 3: Cross multiply
    322,938.80x = 483,965.33 × 204,398.54
  4. Step 4: Simplify right side
    322,938.80x = 98,921,803,420.80
  5. Step 5: Solve for x
    x = 98,921,803,420.80/322,938.80
  6. Step 6: Final answer
    x = 306,317.50

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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.