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Finding the Fourth Proportional to 270,942.40, 373,863.48 and 150,053.84

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Solution

The fourth proportional to 270,942.40, 373,863.48 and 150,053.84 is: 207,053.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,942.40 : 373,863.48 = 150,053.84 : x
  2. Step 2: Convert to fraction form
    270,942.40/373,863.48 = 150,053.84/x
  3. Step 3: Cross multiply
    270,942.40x = 373,863.48 × 150,053.84
  4. Step 4: Simplify right side
    270,942.40x = 56,099,650,809.76
  5. Step 5: Solve for x
    x = 56,099,650,809.76/270,942.40
  6. Step 6: Final answer
    x = 207,053.79

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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.