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Finding the Fourth Proportional to 543,716.48, 814,654.40 and 332,914.24

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Solution

The fourth proportional to 543,716.48, 814,654.40 and 332,914.24 is: 498,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,716.48 : 814,654.40 = 332,914.24 : x
  2. Step 2: Convert to fraction form
    543,716.48/814,654.40 = 332,914.24/x
  3. Step 3: Cross multiply
    543,716.48x = 814,654.40 × 332,914.24
  4. Step 4: Simplify right side
    543,716.48x = 271,210,050,438.66
  5. Step 5: Solve for x
    x = 271,210,050,438.66/543,716.48
  6. Step 6: Final answer
    x = 498,807.85

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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.