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Finding the Fourth Proportional to 444,730.49, 613,716.71 and 248,498.54

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Solution

The fourth proportional to 444,730.49, 613,716.71 and 248,498.54 is: 342,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,730.49 : 613,716.71 = 248,498.54 : x
  2. Step 2: Convert to fraction form
    444,730.49/613,716.71 = 248,498.54/x
  3. Step 3: Cross multiply
    444,730.49x = 613,716.71 × 248,498.54
  4. Step 4: Simplify right side
    444,730.49x = 152,507,702,097.53
  5. Step 5: Solve for x
    x = 152,507,702,097.53/444,730.49
  6. Step 6: Final answer
    x = 342,921.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.