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Finding the Third Proportional to 787,298 and 1,180,742.25

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Solution

The third proportional to 787,298 and 1,180,742.25 is: 1,770,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,298 : 1,180,742.25 = 1,180,742.25 : x
  2. Step 2: Convert to fraction form
    787,298/1,180,742.25 = 1,180,742.25/x
  3. Step 3: Cross multiply
    787,298x = 1,180,742.25 × 1,180,742.25
  4. Step 4: Simplify right side
    787,298x = 1,394,152,260,935.06
  5. Step 5: Solve for x
    x = 1,394,152,260,935.06/787,298
  6. Step 6: Final answer
    x = 1,770,806.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.