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Finding the Third Proportional to 3,706,546.50 and 8,121,681

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Solution

The third proportional to 3,706,546.50 and 8,121,681 is: 17,796,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,706,546.50 : 8,121,681 = 8,121,681 : x
  2. Step 2: Convert to fraction form
    3,706,546.50/8,121,681 = 8,121,681/x
  3. Step 3: Cross multiply
    3,706,546.50x = 8,121,681 × 8,121,681
  4. Step 4: Simplify right side
    3,706,546.50x = 65,961,702,265,761
  5. Step 5: Solve for x
    x = 65,961,702,265,761/3,706,546.50
  6. Step 6: Final answer
    x = 17,796,000.20

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.