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Finding the Third Proportional to 17,980,609.50 and 38,838,453

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Solution

The third proportional to 17,980,609.50 and 38,838,453 is: 83,891,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980,609.50 : 38,838,453 = 38,838,453 : x
  2. Step 2: Convert to fraction form
    17,980,609.50/38,838,453 = 38,838,453/x
  3. Step 3: Cross multiply
    17,980,609.50x = 38,838,453 × 38,838,453
  4. Step 4: Simplify right side
    17,980,609.50x = 1,508,425,431,433,209
  5. Step 5: Solve for x
    x = 1,508,425,431,433,209/17,980,609.50
  6. Step 6: Final answer
    x = 83,891,785.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.