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Finding the Third Proportional to 18,274.36 and 39,853.90

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Solution

The third proportional to 18,274.36 and 39,853.90 is: 86,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,274.36 : 39,853.90 = 39,853.90 : x
  2. Step 2: Convert to fraction form
    18,274.36/39,853.90 = 39,853.90/x
  3. Step 3: Cross multiply
    18,274.36x = 39,853.90 × 39,853.90
  4. Step 4: Simplify right side
    18,274.36x = 1,588,333,220.67
  5. Step 5: Solve for x
    x = 1,588,333,220.67/18,274.36
  6. Step 6: Final answer
    x = 86,915.95

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.