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Finding the Fourth Proportional to 348,611.16, 481,077.42 and 195,652.92

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Solution

The fourth proportional to 348,611.16, 481,077.42 and 195,652.92 is: 269,997.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,611.16 : 481,077.42 = 195,652.92 : x
  2. Step 2: Convert to fraction form
    348,611.16/481,077.42 = 195,652.92/x
  3. Step 3: Cross multiply
    348,611.16x = 481,077.42 × 195,652.92
  4. Step 4: Simplify right side
    348,611.16x = 94,124,201,969.07
  5. Step 5: Solve for x
    x = 94,124,201,969.07/348,611.16
  6. Step 6: Final answer
    x = 269,997.67

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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.