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Finding the Fourth Proportional to 376,657.30, 564,548.55 and 151,906.60

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Solution

The fourth proportional to 376,657.30, 564,548.55 and 151,906.60 is: 227,683.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,657.30 : 564,548.55 = 151,906.60 : x
  2. Step 2: Convert to fraction form
    376,657.30/564,548.55 = 151,906.60/x
  3. Step 3: Cross multiply
    376,657.30x = 564,548.55 × 151,906.60
  4. Step 4: Simplify right side
    376,657.30x = 85,758,650,765.43
  5. Step 5: Solve for x
    x = 85,758,650,765.43/376,657.30
  6. Step 6: Final answer
    x = 227,683.50

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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.