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Finding the Fourth Proportional to 650,059.54, 897,249.09 and 395,589.94

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Solution

The fourth proportional to 650,059.54, 897,249.09 and 395,589.94 is: 546,015.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,059.54 : 897,249.09 = 395,589.94 : x
  2. Step 2: Convert to fraction form
    650,059.54/897,249.09 = 395,589.94/x
  3. Step 3: Cross multiply
    650,059.54x = 897,249.09 × 395,589.94
  4. Step 4: Simplify right side
    650,059.54x = 354,942,713,678.16
  5. Step 5: Solve for x
    x = 354,942,713,678.16/650,059.54
  6. Step 6: Final answer
    x = 546,015.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.