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Finding the Fourth Proportional to 26,277, 36,262.28 and 19,568.40

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Solution

The fourth proportional to 26,277, 36,262.28 and 19,568.40 is: 27,004.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,277 : 36,262.28 = 19,568.40 : x
  2. Step 2: Convert to fraction form
    26,277/36,262.28 = 19,568.40/x
  3. Step 3: Cross multiply
    26,277x = 36,262.28 × 19,568.40
  4. Step 4: Simplify right side
    26,277x = 709,594,799.95
  5. Step 5: Solve for x
    x = 709,594,799.95/26,277
  6. Step 6: Final answer
    x = 27,004.41

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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.