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Finding the Third Proportional to 212,364 and 464,107.50

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Solution

The third proportional to 212,364 and 464,107.50 is: 1,014,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,364 : 464,107.50 = 464,107.50 : x
  2. Step 2: Convert to fraction form
    212,364/464,107.50 = 464,107.50/x
  3. Step 3: Cross multiply
    212,364x = 464,107.50 × 464,107.50
  4. Step 4: Simplify right side
    212,364x = 215,395,771,556.25
  5. Step 5: Solve for x
    x = 215,395,771,556.25/212,364
  6. Step 6: Final answer
    x = 1,014,276.30

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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.