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Finding the Fourth Proportional to 251,201.10, 376,801.65 and 233,486.40

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Solution

The fourth proportional to 251,201.10, 376,801.65 and 233,486.40 is: 350,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,201.10 : 376,801.65 = 233,486.40 : x
  2. Step 2: Convert to fraction form
    251,201.10/376,801.65 = 233,486.40/x
  3. Step 3: Cross multiply
    251,201.10x = 376,801.65 × 233,486.40
  4. Step 4: Simplify right side
    251,201.10x = 87,978,060,772.56
  5. Step 5: Solve for x
    x = 87,978,060,772.56/251,201.10
  6. Step 6: Final answer
    x = 350,229.60

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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.