Home / 321,792.62-444,044.46-190,947.72

Finding the Fourth Proportional to 321,792.62, 444,044.46 and 190,947.72

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Solution

The fourth proportional to 321,792.62, 444,044.46 and 190,947.72 is: 263,490.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,792.62 : 444,044.46 = 190,947.72 : x
  2. Step 2: Convert to fraction form
    321,792.62/444,044.46 = 190,947.72/x
  3. Step 3: Cross multiply
    321,792.62x = 444,044.46 × 190,947.72
  4. Step 4: Simplify right side
    321,792.62x = 84,789,276,260.89
  5. Step 5: Solve for x
    x = 84,789,276,260.89/321,792.62
  6. Step 6: Final answer
    x = 263,490.43

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1.5x scale

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.