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Finding the Third Proportional to 692,488 and 1,043,288

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Solution

The third proportional to 692,488 and 1,043,288 is: 1,571,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,488 : 1,043,288 = 1,043,288 : x
  2. Step 2: Convert to fraction form
    692,488/1,043,288 = 1,043,288/x
  3. Step 3: Cross multiply
    692,488x = 1,043,288 × 1,043,288
  4. Step 4: Simplify right side
    692,488x = 1,088,449,850,944
  5. Step 5: Solve for x
    x = 1,088,449,850,944/692,488
  6. Step 6: Final answer
    x = 1,571,795.97

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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.