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Finding the Third Proportional to 163,620 and 350,550

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Solution

The third proportional to 163,620 and 350,550 is: 751,040.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,620 : 350,550 = 350,550 : x
  2. Step 2: Convert to fraction form
    163,620/350,550 = 350,550/x
  3. Step 3: Cross multiply
    163,620x = 350,550 × 350,550
  4. Step 4: Simplify right side
    163,620x = 122,885,302,500
  5. Step 5: Solve for x
    x = 122,885,302,500/163,620
  6. Step 6: Final answer
    x = 751,040.84

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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.