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Finding the Third Proportional to 4,869,831 and 7,569,994.50

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Solution

The third proportional to 4,869,831 and 7,569,994.50 is: 11,767,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869,831 : 7,569,994.50 = 7,569,994.50 : x
  2. Step 2: Convert to fraction form
    4,869,831/7,569,994.50 = 7,569,994.50/x
  3. Step 3: Cross multiply
    4,869,831x = 7,569,994.50 × 7,569,994.50
  4. Step 4: Simplify right side
    4,869,831x = 57,304,816,730,030.25
  5. Step 5: Solve for x
    x = 57,304,816,730,030.25/4,869,831
  6. Step 6: Final answer
    x = 11,767,311.17

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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.