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Finding the Fourth Proportional to 483,369.31, 667,031.11 and 268,522.89

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Solution

The fourth proportional to 483,369.31, 667,031.11 and 268,522.89 is: 370,551.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,369.31 : 667,031.11 = 268,522.89 : x
  2. Step 2: Convert to fraction form
    483,369.31/667,031.11 = 268,522.89/x
  3. Step 3: Cross multiply
    483,369.31x = 667,031.11 × 268,522.89
  4. Step 4: Simplify right side
    483,369.31x = 179,113,121,377.11
  5. Step 5: Solve for x
    x = 179,113,121,377.11/483,369.31
  6. Step 6: Final answer
    x = 370,551.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.