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Finding the Third Proportional to 573,630 and 1,260,438

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Solution

The third proportional to 573,630 and 1,260,438 is: 2,769,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,630 : 1,260,438 = 1,260,438 : x
  2. Step 2: Convert to fraction form
    573,630/1,260,438 = 1,260,438/x
  3. Step 3: Cross multiply
    573,630x = 1,260,438 × 1,260,438
  4. Step 4: Simplify right side
    573,630x = 1,588,703,951,844
  5. Step 5: Solve for x
    x = 1,588,703,951,844/573,630
  6. Step 6: Final answer
    x = 2,769,562.18

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.