Home / 547,127.58-821,076.81-192,169.26

Finding the Fourth Proportional to 547,127.58, 821,076.81 and 192,169.26

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Solution

The fourth proportional to 547,127.58, 821,076.81 and 192,169.26 is: 288,389.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,127.58 : 821,076.81 = 192,169.26 : x
  2. Step 2: Convert to fraction form
    547,127.58/821,076.81 = 192,169.26/x
  3. Step 3: Cross multiply
    547,127.58x = 821,076.81 × 192,169.26
  4. Step 4: Simplify right side
    547,127.58x = 157,785,722,980.86
  5. Step 5: Solve for x
    x = 157,785,722,980.86/547,127.58
  6. Step 6: Final answer
    x = 288,389.27

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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.