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Finding the Fourth Proportional to 449,328,237.35, 673,992,356.03 and 449,328,237.35

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Solution

The fourth proportional to 449,328,237.35, 673,992,356.03 and 449,328,237.35 is: 673,992,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,328,237.35 : 673,992,356.03 = 449,328,237.35 : x
  2. Step 2: Convert to fraction form
    449,328,237.35/673,992,356.03 = 449,328,237.35/x
  3. Step 3: Cross multiply
    449,328,237.35x = 673,992,356.03 × 449,328,237.35
  4. Step 4: Simplify right side
    449,328,237.35x = 302,843,797,320,086,912
  5. Step 5: Solve for x
    x = 302,843,797,320,086,912/449,328,237.35
  6. Step 6: Final answer
    x = 673,992,356.03

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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.