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Finding the Fourth Proportional to 442,928.96, 611,233.44 and 241,726.40

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Solution

The fourth proportional to 442,928.96, 611,233.44 and 241,726.40 is: 333,577.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,928.96 : 611,233.44 = 241,726.40 : x
  2. Step 2: Convert to fraction form
    442,928.96/611,233.44 = 241,726.40/x
  3. Step 3: Cross multiply
    442,928.96x = 611,233.44 × 241,726.40
  4. Step 4: Simplify right side
    442,928.96x = 147,751,259,010.82
  5. Step 5: Solve for x
    x = 147,751,259,010.82/442,928.96
  6. Step 6: Final answer
    x = 333,577.78

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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.