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Finding the Fourth Proportional to 511,733.40, 767,589.62 and 227,346.86

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Solution

The fourth proportional to 511,733.40, 767,589.62 and 227,346.86 is: 341,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,733.40 : 767,589.62 = 227,346.86 : x
  2. Step 2: Convert to fraction form
    511,733.40/767,589.62 = 227,346.86/x
  3. Step 3: Cross multiply
    511,733.40x = 767,589.62 × 227,346.86
  4. Step 4: Simplify right side
    511,733.40x = 174,509,086,037.65
  5. Step 5: Solve for x
    x = 174,509,086,037.65/511,733.40
  6. Step 6: Final answer
    x = 341,015.63

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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.