Home / 981,755.54-1,354,601.98-568,228.16

Finding the Fourth Proportional to 981,755.54, 1,354,601.98 and 568,228.16

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Solution

The fourth proportional to 981,755.54, 1,354,601.98 and 568,228.16 is: 784,027.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,755.54 : 1,354,601.98 = 568,228.16 : x
  2. Step 2: Convert to fraction form
    981,755.54/1,354,601.98 = 568,228.16/x
  3. Step 3: Cross multiply
    981,755.54x = 1,354,601.98 × 568,228.16
  4. Step 4: Simplify right side
    981,755.54x = 769,722,994,724.55
  5. Step 5: Solve for x
    x = 769,722,994,724.55/981,755.54
  6. Step 6: Final answer
    x = 784,027.15

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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.