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Finding the Third Proportional to 986,892.19 and 1,487,628.28

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Solution

The third proportional to 986,892.19 and 1,487,628.28 is: 2,242,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,892.19 : 1,487,628.28 = 1,487,628.28 : x
  2. Step 2: Convert to fraction form
    986,892.19/1,487,628.28 = 1,487,628.28/x
  3. Step 3: Cross multiply
    986,892.19x = 1,487,628.28 × 1,487,628.28
  4. Step 4: Simplify right side
    986,892.19x = 2,213,037,903,174.83
  5. Step 5: Solve for x
    x = 2,213,037,903,174.83/986,892.19
  6. Step 6: Final answer
    x = 2,242,431.27

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.