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Finding the Third Proportional to 247,104 and 542,322

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Solution

The third proportional to 247,104 and 542,322 is: 1,190,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,104 : 542,322 = 542,322 : x
  2. Step 2: Convert to fraction form
    247,104/542,322 = 542,322/x
  3. Step 3: Cross multiply
    247,104x = 542,322 × 542,322
  4. Step 4: Simplify right side
    247,104x = 294,113,151,684
  5. Step 5: Solve for x
    x = 294,113,151,684/247,104
  6. Step 6: Final answer
    x = 1,190,240.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.