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Finding the Fourth Proportional to 29,417.46, 40,591.44 and 17,480.46

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Solution

The fourth proportional to 29,417.46, 40,591.44 and 17,480.46 is: 24,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,417.46 : 40,591.44 = 17,480.46 : x
  2. Step 2: Convert to fraction form
    29,417.46/40,591.44 = 17,480.46/x
  3. Step 3: Cross multiply
    29,417.46x = 40,591.44 × 17,480.46
  4. Step 4: Simplify right side
    29,417.46x = 709,557,043.26
  5. Step 5: Solve for x
    x = 709,557,043.26/29,417.46
  6. Step 6: Final answer
    x = 24,120.27

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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.