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Finding the Third Proportional to 994,572 and 2,171,313

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Solution

The third proportional to 994,572 and 2,171,313 is: 4,740,330.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,572 : 2,171,313 = 2,171,313 : x
  2. Step 2: Convert to fraction form
    994,572/2,171,313 = 2,171,313/x
  3. Step 3: Cross multiply
    994,572x = 2,171,313 × 2,171,313
  4. Step 4: Simplify right side
    994,572x = 4,714,600,143,969
  5. Step 5: Solve for x
    x = 4,714,600,143,969/994,572
  6. Step 6: Final answer
    x = 4,740,330.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.