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Finding the Third Proportional to 4,315,172.06 and 6,551,490.94

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Solution

The third proportional to 4,315,172.06 and 6,551,490.94 is: 9,946,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315,172.06 : 6,551,490.94 = 6,551,490.94 : x
  2. Step 2: Convert to fraction form
    4,315,172.06/6,551,490.94 = 6,551,490.94/x
  3. Step 3: Cross multiply
    4,315,172.06x = 6,551,490.94 × 6,551,490.94
  4. Step 4: Simplify right side
    4,315,172.06x = 42,922,033,504,144.62
  5. Step 5: Solve for x
    x = 42,922,033,504,144.62/4,315,172.06
  6. Step 6: Final answer
    x = 9,946,772.20

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.