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Finding the Fourth Proportional to 351,059.36, 484,460.85 and 189,914.36

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Solution

The fourth proportional to 351,059.36, 484,460.85 and 189,914.36 is: 262,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,059.36 : 484,460.85 = 189,914.36 : x
  2. Step 2: Convert to fraction form
    351,059.36/484,460.85 = 189,914.36/x
  3. Step 3: Cross multiply
    351,059.36x = 484,460.85 × 189,914.36
  4. Step 4: Simplify right side
    351,059.36x = 92,006,072,272.81
  5. Step 5: Solve for x
    x = 92,006,072,272.81/351,059.36
  6. Step 6: Final answer
    x = 262,081.24

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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.