Home / 547,550.57-821,841.09-277,872.33

Finding the Fourth Proportional to 547,550.57, 821,841.09 and 277,872.33

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Solution

The fourth proportional to 547,550.57, 821,841.09 and 277,872.33 is: 417,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,550.57 : 821,841.09 = 277,872.33 : x
  2. Step 2: Convert to fraction form
    547,550.57/821,841.09 = 277,872.33/x
  3. Step 3: Cross multiply
    547,550.57x = 821,841.09 × 277,872.33
  4. Step 4: Simplify right side
    547,550.57x = 228,366,898,568.04
  5. Step 5: Solve for x
    x = 228,366,898,568.04/547,550.57
  6. Step 6: Final answer
    x = 417,069.97

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1.5x scale

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.