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Finding the Fourth Proportional to 441,424.68, 662,143.05 and 125,881.53

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Solution

The fourth proportional to 441,424.68, 662,143.05 and 125,881.53 is: 188,824.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,424.68 : 662,143.05 = 125,881.53 : x
  2. Step 2: Convert to fraction form
    441,424.68/662,143.05 = 125,881.53/x
  3. Step 3: Cross multiply
    441,424.68x = 662,143.05 × 125,881.53
  4. Step 4: Simplify right side
    441,424.68x = 83,351,580,212.87
  5. Step 5: Solve for x
    x = 83,351,580,212.87/441,424.68
  6. Step 6: Final answer
    x = 188,824.01

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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.