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Finding the Third Proportional to 603,534 and 1,319,172

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Solution

The third proportional to 603,534 and 1,319,172 is: 2,883,374.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,534 : 1,319,172 = 1,319,172 : x
  2. Step 2: Convert to fraction form
    603,534/1,319,172 = 1,319,172/x
  3. Step 3: Cross multiply
    603,534x = 1,319,172 × 1,319,172
  4. Step 4: Simplify right side
    603,534x = 1,740,214,765,584
  5. Step 5: Solve for x
    x = 1,740,214,765,584/603,534
  6. Step 6: Final answer
    x = 2,883,374.86

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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.