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Finding the Third Proportional to 262,515 and 562,206

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Solution

The third proportional to 262,515 and 562,206 is: 1,204,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,515 : 562,206 = 562,206 : x
  2. Step 2: Convert to fraction form
    262,515/562,206 = 562,206/x
  3. Step 3: Cross multiply
    262,515x = 562,206 × 562,206
  4. Step 4: Simplify right side
    262,515x = 316,075,586,436
  5. Step 5: Solve for x
    x = 316,075,586,436/262,515
  6. Step 6: Final answer
    x = 1,204,028.67

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.