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Finding the Third Proportional to 18,680,554.13 and 41,038,731

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Solution

The third proportional to 18,680,554.13 and 41,038,731 is: 90,156,717.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,680,554.13 : 41,038,731 = 41,038,731 : x
  2. Step 2: Convert to fraction form
    18,680,554.13/41,038,731 = 41,038,731/x
  3. Step 3: Cross multiply
    18,680,554.13x = 41,038,731 × 41,038,731
  4. Step 4: Simplify right side
    18,680,554.13x = 1,684,177,442,090,361
  5. Step 5: Solve for x
    x = 1,684,177,442,090,361/18,680,554.13
  6. Step 6: Final answer
    x = 90,156,717.56

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.