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Finding the Third Proportional to 803,226 and 1,243,710

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Solution

The third proportional to 803,226 and 1,243,710 is: 1,925,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,226 : 1,243,710 = 1,243,710 : x
  2. Step 2: Convert to fraction form
    803,226/1,243,710 = 1,243,710/x
  3. Step 3: Cross multiply
    803,226x = 1,243,710 × 1,243,710
  4. Step 4: Simplify right side
    803,226x = 1,546,814,564,100
  5. Step 5: Solve for x
    x = 1,546,814,564,100/803,226
  6. Step 6: Final answer
    x = 1,925,752.61

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.