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Finding the Fourth Proportional to 341,796.94, 512,362.17 and 136,570.43

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Solution

The fourth proportional to 341,796.94, 512,362.17 and 136,570.43 is: 204,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,796.94 : 512,362.17 = 136,570.43 : x
  2. Step 2: Convert to fraction form
    341,796.94/512,362.17 = 136,570.43/x
  3. Step 3: Cross multiply
    341,796.94x = 512,362.17 × 136,570.43
  4. Step 4: Simplify right side
    341,796.94x = 69,973,523,153.54
  5. Step 5: Solve for x
    x = 69,973,523,153.54/341,796.94
  6. Step 6: Final answer
    x = 204,722.50

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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.