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Finding the Third Proportional to 988,053 and 2,125,902

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Solution

The third proportional to 988,053 and 2,125,902 is: 4,574,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,053 : 2,125,902 = 2,125,902 : x
  2. Step 2: Convert to fraction form
    988,053/2,125,902 = 2,125,902/x
  3. Step 3: Cross multiply
    988,053x = 2,125,902 × 2,125,902
  4. Step 4: Simplify right side
    988,053x = 4,519,459,313,604
  5. Step 5: Solve for x
    x = 4,519,459,313,604/988,053
  6. Step 6: Final answer
    x = 4,574,106.16

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.