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Finding the Third Proportional to 531,660 and 1,166,658

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Solution

The third proportional to 531,660 and 1,166,658 is: 2,560,077.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,660 : 1,166,658 = 1,166,658 : x
  2. Step 2: Convert to fraction form
    531,660/1,166,658 = 1,166,658/x
  3. Step 3: Cross multiply
    531,660x = 1,166,658 × 1,166,658
  4. Step 4: Simplify right side
    531,660x = 1,361,090,888,964
  5. Step 5: Solve for x
    x = 1,361,090,888,964/531,660
  6. Step 6: Final answer
    x = 2,560,077.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.