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Finding the Fourth Proportional to 442,059.94, 610,094.57 and 248,467.92

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Solution

The fourth proportional to 442,059.94, 610,094.57 and 248,467.92 is: 342,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,059.94 : 610,094.57 = 248,467.92 : x
  2. Step 2: Convert to fraction form
    442,059.94/610,094.57 = 248,467.92/x
  3. Step 3: Cross multiply
    442,059.94x = 610,094.57 × 248,467.92
  4. Step 4: Simplify right side
    442,059.94x = 151,588,928,811.19
  5. Step 5: Solve for x
    x = 151,588,928,811.19/442,059.94
  6. Step 6: Final answer
    x = 342,914.87

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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.