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Finding the Fourth Proportional to 368,568.92, 552,791.72 and 102,356.35

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Solution

The fourth proportional to 368,568.92, 552,791.72 and 102,356.35 is: 153,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,568.92 : 552,791.72 = 102,356.35 : x
  2. Step 2: Convert to fraction form
    368,568.92/552,791.72 = 102,356.35/x
  3. Step 3: Cross multiply
    368,568.92x = 552,791.72 × 102,356.35
  4. Step 4: Simplify right side
    368,568.92x = 56,581,741,643.33
  5. Step 5: Solve for x
    x = 56,581,741,643.33/368,568.92
  6. Step 6: Final answer
    x = 153,517.40

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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.