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Finding the Third Proportional to 351,631.13 and 755,689.50

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Solution

The third proportional to 351,631.13 and 755,689.50 is: 1,624,050.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,631.13 : 755,689.50 = 755,689.50 : x
  2. Step 2: Convert to fraction form
    351,631.13/755,689.50 = 755,689.50/x
  3. Step 3: Cross multiply
    351,631.13x = 755,689.50 × 755,689.50
  4. Step 4: Simplify right side
    351,631.13x = 571,066,620,410.25
  5. Step 5: Solve for x
    x = 571,066,620,410.25/351,631.13
  6. Step 6: Final answer
    x = 1,624,050.26

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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.