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Finding the Fourth Proportional to 368,050.61, 508,297.07 and 327,930.36

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Solution

The fourth proportional to 368,050.61, 508,297.07 and 327,930.36 is: 452,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,050.61 : 508,297.07 = 327,930.36 : x
  2. Step 2: Convert to fraction form
    368,050.61/508,297.07 = 327,930.36/x
  3. Step 3: Cross multiply
    368,050.61x = 508,297.07 × 327,930.36
  4. Step 4: Simplify right side
    368,050.61x = 166,686,039,512.39
  5. Step 5: Solve for x
    x = 166,686,039,512.39/368,050.61
  6. Step 6: Final answer
    x = 452,888.92

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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.