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Finding the Third Proportional to 461,702 and 989,095

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Solution

The third proportional to 461,702 and 989,095 is: 2,118,918.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,702 : 989,095 = 989,095 : x
  2. Step 2: Convert to fraction form
    461,702/989,095 = 989,095/x
  3. Step 3: Cross multiply
    461,702x = 989,095 × 989,095
  4. Step 4: Simplify right side
    461,702x = 978,308,919,025
  5. Step 5: Solve for x
    x = 978,308,919,025/461,702
  6. Step 6: Final answer
    x = 2,118,918.52

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.