Home / 547,670.57-821,584.22-168,623.37

Finding the Fourth Proportional to 547,670.57, 821,584.22 and 168,623.37

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Solution

The fourth proportional to 547,670.57, 821,584.22 and 168,623.37 is: 252,959.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,670.57 : 821,584.22 = 168,623.37 : x
  2. Step 2: Convert to fraction form
    547,670.57/821,584.22 = 168,623.37/x
  3. Step 3: Cross multiply
    547,670.57x = 821,584.22 × 168,623.37
  4. Step 4: Simplify right side
    547,670.57x = 138,538,299,072.11
  5. Step 5: Solve for x
    x = 138,538,299,072.11/547,670.57
  6. Step 6: Final answer
    x = 252,959.18

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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.