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Finding the Third Proportional to 888,451 and 1,299,355

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Solution

The third proportional to 888,451 and 1,299,355 is: 1,900,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,451 : 1,299,355 = 1,299,355 : x
  2. Step 2: Convert to fraction form
    888,451/1,299,355 = 1,299,355/x
  3. Step 3: Cross multiply
    888,451x = 1,299,355 × 1,299,355
  4. Step 4: Simplify right side
    888,451x = 1,688,323,416,025
  5. Step 5: Solve for x
    x = 1,688,323,416,025/888,451
  6. Step 6: Final answer
    x = 1,900,299.98

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.