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Finding the Third Proportional to 692,660 and 1,036,203

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Solution

The third proportional to 692,660 and 1,036,203 is: 1,550,135.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,660 : 1,036,203 = 1,036,203 : x
  2. Step 2: Convert to fraction form
    692,660/1,036,203 = 1,036,203/x
  3. Step 3: Cross multiply
    692,660x = 1,036,203 × 1,036,203
  4. Step 4: Simplify right side
    692,660x = 1,073,716,657,209
  5. Step 5: Solve for x
    x = 1,073,716,657,209/692,660
  6. Step 6: Final answer
    x = 1,550,135.21

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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.