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Finding the Third Proportional to 277,322.06 and 438,754.22

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Solution

The third proportional to 277,322.06 and 438,754.22 is: 694,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,322.06 : 438,754.22 = 438,754.22 : x
  2. Step 2: Convert to fraction form
    277,322.06/438,754.22 = 438,754.22/x
  3. Step 3: Cross multiply
    277,322.06x = 438,754.22 × 438,754.22
  4. Step 4: Simplify right side
    277,322.06x = 192,505,264,470.92
  5. Step 5: Solve for x
    x = 192,505,264,470.92/277,322.06
  6. Step 6: Final answer
    x = 694,157.77

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.