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Finding the Third Proportional to 1,276,427 and 1,889,409

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Solution

The third proportional to 1,276,427 and 1,889,409 is: 2,796,765.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,427 : 1,889,409 = 1,889,409 : x
  2. Step 2: Convert to fraction form
    1,276,427/1,889,409 = 1,889,409/x
  3. Step 3: Cross multiply
    1,276,427x = 1,889,409 × 1,889,409
  4. Step 4: Simplify right side
    1,276,427x = 3,569,866,369,281
  5. Step 5: Solve for x
    x = 3,569,866,369,281/1,276,427
  6. Step 6: Final answer
    x = 2,796,765.01

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.