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Finding the Third Proportional to 387,745.06 and 852,026.58

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Solution

The third proportional to 387,745.06 and 852,026.58 is: 1,872,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,745.06 : 852,026.58 = 852,026.58 : x
  2. Step 2: Convert to fraction form
    387,745.06/852,026.58 = 852,026.58/x
  3. Step 3: Cross multiply
    387,745.06x = 852,026.58 × 852,026.58
  4. Step 4: Simplify right side
    387,745.06x = 725,949,294,823.68
  5. Step 5: Solve for x
    x = 725,949,294,823.68/387,745.06
  6. Step 6: Final answer
    x = 1,872,233.50

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.