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Finding the Fourth Proportional to 482,673.30, 723,047.67 and 376,997.46

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Solution

The fourth proportional to 482,673.30, 723,047.67 and 376,997.46 is: 564,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,673.30 : 723,047.67 = 376,997.46 : x
  2. Step 2: Convert to fraction form
    482,673.30/723,047.67 = 376,997.46/x
  3. Step 3: Cross multiply
    482,673.30x = 723,047.67 × 376,997.46
  4. Step 4: Simplify right side
    482,673.30x = 272,587,135,048.92
  5. Step 5: Solve for x
    x = 272,587,135,048.92/482,673.30
  6. Step 6: Final answer
    x = 564,744.59

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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.