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Finding the Third Proportional to 787,258 and 1,104,679

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Solution

The third proportional to 787,258 and 1,104,679 is: 1,550,083.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,258 : 1,104,679 = 1,104,679 : x
  2. Step 2: Convert to fraction form
    787,258/1,104,679 = 1,104,679/x
  3. Step 3: Cross multiply
    787,258x = 1,104,679 × 1,104,679
  4. Step 4: Simplify right side
    787,258x = 1,220,315,693,041
  5. Step 5: Solve for x
    x = 1,220,315,693,041/787,258
  6. Step 6: Final answer
    x = 1,550,083.57

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.