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Finding the Third Proportional to 728,462 and 1,102,852

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Solution

The third proportional to 728,462 and 1,102,852 is: 1,669,658.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,462 : 1,102,852 = 1,102,852 : x
  2. Step 2: Convert to fraction form
    728,462/1,102,852 = 1,102,852/x
  3. Step 3: Cross multiply
    728,462x = 1,102,852 × 1,102,852
  4. Step 4: Simplify right side
    728,462x = 1,216,282,533,904
  5. Step 5: Solve for x
    x = 1,216,282,533,904/728,462
  6. Step 6: Final answer
    x = 1,669,658.18

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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.