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Finding the Third Proportional to 177,557.50 and 381,466.75

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Solution

The third proportional to 177,557.50 and 381,466.75 is: 819,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,557.50 : 381,466.75 = 381,466.75 : x
  2. Step 2: Convert to fraction form
    177,557.50/381,466.75 = 381,466.75/x
  3. Step 3: Cross multiply
    177,557.50x = 381,466.75 × 381,466.75
  4. Step 4: Simplify right side
    177,557.50x = 145,516,881,355.56
  5. Step 5: Solve for x
    x = 145,516,881,355.56/177,557.50
  6. Step 6: Final answer
    x = 819,547.93

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.