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Finding the Third Proportional to 161,030 and 236,621

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Solution

The third proportional to 161,030 and 236,621 is: 347,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,030 : 236,621 = 236,621 : x
  2. Step 2: Convert to fraction form
    161,030/236,621 = 236,621/x
  3. Step 3: Cross multiply
    161,030x = 236,621 × 236,621
  4. Step 4: Simplify right side
    161,030x = 55,989,497,641
  5. Step 5: Solve for x
    x = 55,989,497,641/161,030
  6. Step 6: Final answer
    x = 347,696.07

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.