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Finding the Third Proportional to 5,258,504.81 and 7,922,361.94

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Solution

The third proportional to 5,258,504.81 and 7,922,361.94 is: 11,935,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,504.81 : 7,922,361.94 = 7,922,361.94 : x
  2. Step 2: Convert to fraction form
    5,258,504.81/7,922,361.94 = 7,922,361.94/x
  3. Step 3: Cross multiply
    5,258,504.81x = 7,922,361.94 × 7,922,361.94
  4. Step 4: Simplify right side
    5,258,504.81x = 62,763,818,668,748.75
  5. Step 5: Solve for x
    x = 62,763,818,668,748.75/5,258,504.81
  6. Step 6: Final answer
    x = 11,935,677.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.