Home / 440,721.82-608,322.23-259,538.85

Finding the Fourth Proportional to 440,721.82, 608,322.23 and 259,538.85

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Solution

The fourth proportional to 440,721.82, 608,322.23 and 259,538.85 is: 358,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,721.82 : 608,322.23 = 259,538.85 : x
  2. Step 2: Convert to fraction form
    440,721.82/608,322.23 = 259,538.85/x
  3. Step 3: Cross multiply
    440,721.82x = 608,322.23 × 259,538.85
  4. Step 4: Simplify right side
    440,721.82x = 157,883,251,679.21
  5. Step 5: Solve for x
    x = 157,883,251,679.21/440,721.82
  6. Step 6: Final answer
    x = 358,237.88

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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.