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Finding the Third Proportional to 908,249 and 2,140,997

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Solution

The third proportional to 908,249 and 2,140,997 is: 5,046,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,249 : 2,140,997 = 2,140,997 : x
  2. Step 2: Convert to fraction form
    908,249/2,140,997 = 2,140,997/x
  3. Step 3: Cross multiply
    908,249x = 2,140,997 × 2,140,997
  4. Step 4: Simplify right side
    908,249x = 4,583,868,154,009
  5. Step 5: Solve for x
    x = 4,583,868,154,009/908,249
  6. Step 6: Final answer
    x = 5,046,928.93

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.