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Finding the Fourth Proportional to 348,181.54, 522,309.96 and 148,523.02

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Solution

The fourth proportional to 348,181.54, 522,309.96 and 148,523.02 is: 222,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,181.54 : 522,309.96 = 148,523.02 : x
  2. Step 2: Convert to fraction form
    348,181.54/522,309.96 = 148,523.02/x
  3. Step 3: Cross multiply
    348,181.54x = 522,309.96 × 148,523.02
  4. Step 4: Simplify right side
    348,181.54x = 77,575,052,635.28
  5. Step 5: Solve for x
    x = 77,575,052,635.28/348,181.54
  6. Step 6: Final answer
    x = 222,800.59

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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.