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Finding the Third Proportional to 15,621.50 and 22,322.94

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Solution

The third proportional to 15,621.50 and 22,322.94 is: 31,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621.50 : 22,322.94 = 22,322.94 : x
  2. Step 2: Convert to fraction form
    15,621.50/22,322.94 = 22,322.94/x
  3. Step 3: Cross multiply
    15,621.50x = 22,322.94 × 22,322.94
  4. Step 4: Simplify right side
    15,621.50x = 498,313,538.63
  5. Step 5: Solve for x
    x = 498,313,538.63/15,621.50
  6. Step 6: Final answer
    x = 31,899.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.