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Finding the Fourth Proportional to 496,766.70, 744,384.60 and 369,811.35

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Solution

The fourth proportional to 496,766.70, 744,384.60 and 369,811.35 is: 554,147.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,766.70 : 744,384.60 = 369,811.35 : x
  2. Step 2: Convert to fraction form
    496,766.70/744,384.60 = 369,811.35/x
  3. Step 3: Cross multiply
    496,766.70x = 744,384.60 × 369,811.35
  4. Step 4: Simplify right side
    496,766.70x = 275,281,873,845.21
  5. Step 5: Solve for x
    x = 275,281,873,845.21/496,766.70
  6. Step 6: Final answer
    x = 554,147.20

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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.