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Finding the Fourth Proportional to 496,237.80, 744,356.70 and 356,269.80

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Solution

The fourth proportional to 496,237.80, 744,356.70 and 356,269.80 is: 534,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,237.80 : 744,356.70 = 356,269.80 : x
  2. Step 2: Convert to fraction form
    496,237.80/744,356.70 = 356,269.80/x
  3. Step 3: Cross multiply
    496,237.80x = 744,356.70 × 356,269.80
  4. Step 4: Simplify right side
    496,237.80x = 265,191,812,637.66
  5. Step 5: Solve for x
    x = 265,191,812,637.66/496,237.80
  6. Step 6: Final answer
    x = 534,404.70

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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.