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Finding the Third Proportional to 245,928.66 and 369,121.22

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Solution

The third proportional to 245,928.66 and 369,121.22 is: 554,024.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,928.66 : 369,121.22 = 369,121.22 : x
  2. Step 2: Convert to fraction form
    245,928.66/369,121.22 = 369,121.22/x
  3. Step 3: Cross multiply
    245,928.66x = 369,121.22 × 369,121.22
  4. Step 4: Simplify right side
    245,928.66x = 136,250,474,131.49
  5. Step 5: Solve for x
    x = 136,250,474,131.49/245,928.66
  6. Step 6: Final answer
    x = 554,024.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.