Home / 385,087.37-576,749.57-234,997.20

Finding the Fourth Proportional to 385,087.37, 576,749.57 and 234,997.20

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Solution

The fourth proportional to 385,087.37, 576,749.57 and 234,997.20 is: 351,957.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,087.37 : 576,749.57 = 234,997.20 : x
  2. Step 2: Convert to fraction form
    385,087.37/576,749.57 = 234,997.20/x
  3. Step 3: Cross multiply
    385,087.37x = 576,749.57 × 234,997.20
  4. Step 4: Simplify right side
    385,087.37x = 135,534,532,876.22
  5. Step 5: Solve for x
    x = 135,534,532,876.22/385,087.37
  6. Step 6: Final answer
    x = 351,957.88

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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.