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Finding the Fourth Proportional to 511,165.01, 766,755.45 and 151,372.25

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Solution

The fourth proportional to 511,165.01, 766,755.45 and 151,372.25 is: 227,060.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,165.01 : 766,755.45 = 151,372.25 : x
  2. Step 2: Convert to fraction form
    511,165.01/766,755.45 = 151,372.25/x
  3. Step 3: Cross multiply
    511,165.01x = 766,755.45 × 151,372.25
  4. Step 4: Simplify right side
    511,165.01x = 116,065,493,832.49
  5. Step 5: Solve for x
    x = 116,065,493,832.49/511,165.01
  6. Step 6: Final answer
    x = 227,060.72

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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.