Home / 605,121.40-907,682.10-184,418.20

Finding the Fourth Proportional to 605,121.40, 907,682.10 and 184,418.20

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Solution

The fourth proportional to 605,121.40, 907,682.10 and 184,418.20 is: 276,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,121.40 : 907,682.10 = 184,418.20 : x
  2. Step 2: Convert to fraction form
    605,121.40/907,682.10 = 184,418.20/x
  3. Step 3: Cross multiply
    605,121.40x = 907,682.10 × 184,418.20
  4. Step 4: Simplify right side
    605,121.40x = 167,393,099,054.22
  5. Step 5: Solve for x
    x = 167,393,099,054.22/605,121.40
  6. Step 6: Final answer
    x = 276,627.30

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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.