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Finding the Third Proportional to 8,611,398 and 13,333,852.50

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Solution

The third proportional to 8,611,398 and 13,333,852.50 is: 20,646,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,611,398 : 13,333,852.50 = 13,333,852.50 : x
  2. Step 2: Convert to fraction form
    8,611,398/13,333,852.50 = 13,333,852.50/x
  3. Step 3: Cross multiply
    8,611,398x = 13,333,852.50 × 13,333,852.50
  4. Step 4: Simplify right side
    8,611,398x = 177,791,622,491,756.25
  5. Step 5: Solve for x
    x = 177,791,622,491,756.25/8,611,398
  6. Step 6: Final answer
    x = 20,646,081.22

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.