Home / 363,512.55-501,556.28-218,342.73

Finding the Fourth Proportional to 363,512.55, 501,556.28 and 218,342.73

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Solution

The fourth proportional to 363,512.55, 501,556.28 and 218,342.73 is: 301,258.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,512.55 : 501,556.28 = 218,342.73 : x
  2. Step 2: Convert to fraction form
    363,512.55/501,556.28 = 218,342.73/x
  3. Step 3: Cross multiply
    363,512.55x = 501,556.28 × 218,342.73
  4. Step 4: Simplify right side
    363,512.55x = 109,511,166,332.13
  5. Step 5: Solve for x
    x = 109,511,166,332.13/363,512.55
  6. Step 6: Final answer
    x = 301,258.28

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1.5x scale

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.