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Finding the Fourth Proportional to 9,395.78, 12,974.87 and 6,044.40

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Solution

The fourth proportional to 9,395.78, 12,974.87 and 6,044.40 is: 8,346.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,395.78 : 12,974.87 = 6,044.40 : x
  2. Step 2: Convert to fraction form
    9,395.78/12,974.87 = 6,044.40/x
  3. Step 3: Cross multiply
    9,395.78x = 12,974.87 × 6,044.40
  4. Step 4: Simplify right side
    9,395.78x = 78,425,274.35
  5. Step 5: Solve for x
    x = 78,425,274.35/9,395.78
  6. Step 6: Final answer
    x = 8,346.86

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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.