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Finding the Fourth Proportional to 496,429.80, 744,644.70 and 364,237.80

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Solution

The fourth proportional to 496,429.80, 744,644.70 and 364,237.80 is: 546,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,429.80 : 744,644.70 = 364,237.80 : x
  2. Step 2: Convert to fraction form
    496,429.80/744,644.70 = 364,237.80/x
  3. Step 3: Cross multiply
    496,429.80x = 744,644.70 × 364,237.80
  4. Step 4: Simplify right side
    496,429.80x = 271,227,747,309.66
  5. Step 5: Solve for x
    x = 271,227,747,309.66/496,429.80
  6. Step 6: Final answer
    x = 546,356.70

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Similar ratio
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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.