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Finding the Third Proportional to 492,026 and 1,065,660

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Solution

The third proportional to 492,026 and 1,065,660 is: 2,308,071.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,026 : 1,065,660 = 1,065,660 : x
  2. Step 2: Convert to fraction form
    492,026/1,065,660 = 1,065,660/x
  3. Step 3: Cross multiply
    492,026x = 1,065,660 × 1,065,660
  4. Step 4: Simplify right side
    492,026x = 1,135,631,235,600
  5. Step 5: Solve for x
    x = 1,135,631,235,600/492,026
  6. Step 6: Final answer
    x = 2,308,071.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.