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Finding the Third Proportional to 162,904.50 and 345,471.75

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Solution

The third proportional to 162,904.50 and 345,471.75 is: 732,642.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,904.50 : 345,471.75 = 345,471.75 : x
  2. Step 2: Convert to fraction form
    162,904.50/345,471.75 = 345,471.75/x
  3. Step 3: Cross multiply
    162,904.50x = 345,471.75 × 345,471.75
  4. Step 4: Simplify right side
    162,904.50x = 119,350,730,048.06
  5. Step 5: Solve for x
    x = 119,350,730,048.06/162,904.50
  6. Step 6: Final answer
    x = 732,642.32

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.