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Finding the Third Proportional to 15,360.26 and 35,615.64

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Solution

The third proportional to 15,360.26 and 35,615.64 is: 82,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.26 : 35,615.64 = 35,615.64 : x
  2. Step 2: Convert to fraction form
    15,360.26/35,615.64 = 35,615.64/x
  3. Step 3: Cross multiply
    15,360.26x = 35,615.64 × 35,615.64
  4. Step 4: Simplify right side
    15,360.26x = 1,268,473,578.88
  5. Step 5: Solve for x
    x = 1,268,473,578.88/15,360.26
  6. Step 6: Final answer
    x = 82,581.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.