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Finding the Third Proportional to 5,248,562.06 and 8,215,662.94

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Solution

The third proportional to 5,248,562.06 and 8,215,662.94 is: 12,860,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248,562.06 : 8,215,662.94 = 8,215,662.94 : x
  2. Step 2: Convert to fraction form
    5,248,562.06/8,215,662.94 = 8,215,662.94/x
  3. Step 3: Cross multiply
    5,248,562.06x = 8,215,662.94 × 8,215,662.94
  4. Step 4: Simplify right side
    5,248,562.06x = 67,497,117,502,611.12
  5. Step 5: Solve for x
    x = 67,497,117,502,611.12/5,248,562.06
  6. Step 6: Final answer
    x = 12,860,116.10

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.