Home / 348,659.17-522,987.89-196,787.40

Finding the Fourth Proportional to 348,659.17, 522,987.89 and 196,787.40

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Solution

The fourth proportional to 348,659.17, 522,987.89 and 196,787.40 is: 295,180.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,659.17 : 522,987.89 = 196,787.40 : x
  2. Step 2: Convert to fraction form
    348,659.17/522,987.89 = 196,787.40/x
  3. Step 3: Cross multiply
    348,659.17x = 522,987.89 × 196,787.40
  4. Step 4: Simplify right side
    348,659.17x = 102,917,427,104.59
  5. Step 5: Solve for x
    x = 102,917,427,104.59/348,659.17
  6. Step 6: Final answer
    x = 295,180.61

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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.