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Finding the Third Proportional to 201,710 and 434,541

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Solution

The third proportional to 201,710 and 434,541 is: 936,125.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,710 : 434,541 = 434,541 : x
  2. Step 2: Convert to fraction form
    201,710/434,541 = 434,541/x
  3. Step 3: Cross multiply
    201,710x = 434,541 × 434,541
  4. Step 4: Simplify right side
    201,710x = 188,825,880,681
  5. Step 5: Solve for x
    x = 188,825,880,681/201,710
  6. Step 6: Final answer
    x = 936,125.53

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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.