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Finding the Third Proportional to 109,506 and 235,371

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Solution

The third proportional to 109,506 and 235,371 is: 505,903.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,506 : 235,371 = 235,371 : x
  2. Step 2: Convert to fraction form
    109,506/235,371 = 235,371/x
  3. Step 3: Cross multiply
    109,506x = 235,371 × 235,371
  4. Step 4: Simplify right side
    109,506x = 55,399,507,641
  5. Step 5: Solve for x
    x = 55,399,507,641/109,506
  6. Step 6: Final answer
    x = 505,903.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.