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Finding the Fourth Proportional to 17,844.40, 26,765.76 and 8,477.56

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Solution

The fourth proportional to 17,844.40, 26,765.76 and 8,477.56 is: 12,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,844.40 : 26,765.76 = 8,477.56 : x
  2. Step 2: Convert to fraction form
    17,844.40/26,765.76 = 8,477.56/x
  3. Step 3: Cross multiply
    17,844.40x = 26,765.76 × 8,477.56
  4. Step 4: Simplify right side
    17,844.40x = 226,908,336.35
  5. Step 5: Solve for x
    x = 226,908,336.35/17,844.40
  6. Step 6: Final answer
    x = 12,715.94

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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.