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Finding the Third Proportional to 554,634 and 1,197,828

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Solution

The third proportional to 554,634 and 1,197,828 is: 2,586,916.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,634 : 1,197,828 = 1,197,828 : x
  2. Step 2: Convert to fraction form
    554,634/1,197,828 = 1,197,828/x
  3. Step 3: Cross multiply
    554,634x = 1,197,828 × 1,197,828
  4. Step 4: Simplify right side
    554,634x = 1,434,791,917,584
  5. Step 5: Solve for x
    x = 1,434,791,917,584/554,634
  6. Step 6: Final answer
    x = 2,586,916.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.