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Finding the Fourth Proportional to 511,596.12, 767,263.29 and 151,682.82

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Solution

The fourth proportional to 511,596.12, 767,263.29 and 151,682.82 is: 227,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,596.12 : 767,263.29 = 151,682.82 : x
  2. Step 2: Convert to fraction form
    511,596.12/767,263.29 = 151,682.82/x
  3. Step 3: Cross multiply
    511,596.12x = 767,263.29 × 151,682.82
  4. Step 4: Simplify right side
    511,596.12x = 116,380,659,509.68
  5. Step 5: Solve for x
    x = 116,380,659,509.68/511,596.12
  6. Step 6: Final answer
    x = 227,485.42

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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.