Home / 605,121.90-907,682.85-184,418.70

Finding the Fourth Proportional to 605,121.90, 907,682.85 and 184,418.70

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Solution

The fourth proportional to 605,121.90, 907,682.85 and 184,418.70 is: 276,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,121.90 : 907,682.85 = 184,418.70 : x
  2. Step 2: Convert to fraction form
    605,121.90/907,682.85 = 184,418.70/x
  3. Step 3: Cross multiply
    605,121.90x = 907,682.85 × 184,418.70
  4. Step 4: Simplify right side
    605,121.90x = 167,393,691,209.30
  5. Step 5: Solve for x
    x = 167,393,691,209.30/605,121.90
  6. Step 6: Final answer
    x = 276,628.05

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Double scale
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Similar ratio
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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.