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Finding the Third Proportional to 738,247 and 1,055,686

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Solution

The third proportional to 738,247 and 1,055,686 is: 1,509,620.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,247 : 1,055,686 = 1,055,686 : x
  2. Step 2: Convert to fraction form
    738,247/1,055,686 = 1,055,686/x
  3. Step 3: Cross multiply
    738,247x = 1,055,686 × 1,055,686
  4. Step 4: Simplify right side
    738,247x = 1,114,472,930,596
  5. Step 5: Solve for x
    x = 1,114,472,930,596/738,247
  6. Step 6: Final answer
    x = 1,509,620.67

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.