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Finding the Third Proportional to 333,172.50 and 474,838

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Solution

The third proportional to 333,172.50 and 474,838 is: 676,739.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,172.50 : 474,838 = 474,838 : x
  2. Step 2: Convert to fraction form
    333,172.50/474,838 = 474,838/x
  3. Step 3: Cross multiply
    333,172.50x = 474,838 × 474,838
  4. Step 4: Simplify right side
    333,172.50x = 225,471,126,244
  5. Step 5: Solve for x
    x = 225,471,126,244/333,172.50
  6. Step 6: Final answer
    x = 676,739.91

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.