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Finding the Third Proportional to 738,856 and 1,590,710

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Solution

The third proportional to 738,856 and 1,590,710 is: 3,424,697.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,856 : 1,590,710 = 1,590,710 : x
  2. Step 2: Convert to fraction form
    738,856/1,590,710 = 1,590,710/x
  3. Step 3: Cross multiply
    738,856x = 1,590,710 × 1,590,710
  4. Step 4: Simplify right side
    738,856x = 2,530,358,304,100
  5. Step 5: Solve for x
    x = 2,530,358,304,100/738,856
  6. Step 6: Final answer
    x = 3,424,697.51

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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.