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Finding the Fourth Proportional to 591,654.57, 816,540.65 and 350,014.83

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Solution

The fourth proportional to 591,654.57, 816,540.65 and 350,014.83 is: 483,054.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,654.57 : 816,540.65 = 350,014.83 : x
  2. Step 2: Convert to fraction form
    591,654.57/816,540.65 = 350,014.83/x
  3. Step 3: Cross multiply
    591,654.57x = 816,540.65 × 350,014.83
  4. Step 4: Simplify right side
    591,654.57x = 285,801,336,797.84
  5. Step 5: Solve for x
    x = 285,801,336,797.84/591,654.57
  6. Step 6: Final answer
    x = 483,054.39

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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.