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Finding the Fourth Proportional to 27,297.90, 40,946.83 and 7,576.45

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Solution

The fourth proportional to 27,297.90, 40,946.83 and 7,576.45 is: 11,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.90 : 40,946.83 = 7,576.45 : x
  2. Step 2: Convert to fraction form
    27,297.90/40,946.83 = 7,576.45/x
  3. Step 3: Cross multiply
    27,297.90x = 40,946.83 × 7,576.45
  4. Step 4: Simplify right side
    27,297.90x = 310,231,488.85
  5. Step 5: Solve for x
    x = 310,231,488.85/27,297.90
  6. Step 6: Final answer
    x = 11,364.67

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1.5x scale

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.