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Finding the Third Proportional to 568,515 and 1,225,158

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Solution

The third proportional to 568,515 and 1,225,158 is: 2,640,233.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,515 : 1,225,158 = 1,225,158 : x
  2. Step 2: Convert to fraction form
    568,515/1,225,158 = 1,225,158/x
  3. Step 3: Cross multiply
    568,515x = 1,225,158 × 1,225,158
  4. Step 4: Simplify right side
    568,515x = 1,501,012,124,964
  5. Step 5: Solve for x
    x = 1,501,012,124,964/568,515
  6. Step 6: Final answer
    x = 2,640,233.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.