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Finding the Third Proportional to 20,426.06 and 28,127.81

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Solution

The third proportional to 20,426.06 and 28,127.81 is: 38,733.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,426.06 : 28,127.81 = 28,127.81 : x
  2. Step 2: Convert to fraction form
    20,426.06/28,127.81 = 28,127.81/x
  3. Step 3: Cross multiply
    20,426.06x = 28,127.81 × 28,127.81
  4. Step 4: Simplify right side
    20,426.06x = 791,173,836.04
  5. Step 5: Solve for x
    x = 791,173,836.04/20,426.06
  6. Step 6: Final answer
    x = 38,733.55

Related Problems

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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.