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Finding the Fourth Proportional to 441,707.14, 662,606.67 and 121,859.02

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Solution

The fourth proportional to 441,707.14, 662,606.67 and 121,859.02 is: 182,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,707.14 : 662,606.67 = 121,859.02 : x
  2. Step 2: Convert to fraction form
    441,707.14/662,606.67 = 121,859.02/x
  3. Step 3: Cross multiply
    441,707.14x = 662,606.67 × 121,859.02
  4. Step 4: Simplify right side
    441,707.14x = 80,744,599,451.66
  5. Step 5: Solve for x
    x = 80,744,599,451.66/441,707.14
  6. Step 6: Final answer
    x = 182,801.21

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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.