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Finding the Third Proportional to 155,558.92 and 234,769.32

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Solution

The third proportional to 155,558.92 and 234,769.32 is: 354,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,558.92 : 234,769.32 = 234,769.32 : x
  2. Step 2: Convert to fraction form
    155,558.92/234,769.32 = 234,769.32/x
  3. Step 3: Cross multiply
    155,558.92x = 234,769.32 × 234,769.32
  4. Step 4: Simplify right side
    155,558.92x = 55,116,635,594.13
  5. Step 5: Solve for x
    x = 55,116,635,594.13/155,558.92
  6. Step 6: Final answer
    x = 354,313.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.