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Finding the Third Proportional to 503,630 and 1,081,803

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Solution

The third proportional to 503,630 and 1,081,803 is: 2,323,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,630 : 1,081,803 = 1,081,803 : x
  2. Step 2: Convert to fraction form
    503,630/1,081,803 = 1,081,803/x
  3. Step 3: Cross multiply
    503,630x = 1,081,803 × 1,081,803
  4. Step 4: Simplify right side
    503,630x = 1,170,297,730,809
  5. Step 5: Solve for x
    x = 1,170,297,730,809/503,630
  6. Step 6: Final answer
    x = 2,323,725.22

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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.