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Finding the Third Proportional to 201,402 and 282,327.75

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Solution

The third proportional to 201,402 and 282,327.75 is: 395,770.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,402 : 282,327.75 = 282,327.75 : x
  2. Step 2: Convert to fraction form
    201,402/282,327.75 = 282,327.75/x
  3. Step 3: Cross multiply
    201,402x = 282,327.75 × 282,327.75
  4. Step 4: Simplify right side
    201,402x = 79,708,958,420.06
  5. Step 5: Solve for x
    x = 79,708,958,420.06/201,402
  6. Step 6: Final answer
    x = 395,770.44

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.