Home / 348,006.30-522,081.45-198,318.30

Finding the Fourth Proportional to 348,006.30, 522,081.45 and 198,318.30

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Solution

The fourth proportional to 348,006.30, 522,081.45 and 198,318.30 is: 297,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,006.30 : 522,081.45 = 198,318.30 : x
  2. Step 2: Convert to fraction form
    348,006.30/522,081.45 = 198,318.30/x
  3. Step 3: Cross multiply
    348,006.30x = 522,081.45 × 198,318.30
  4. Step 4: Simplify right side
    348,006.30x = 103,538,305,625.54
  5. Step 5: Solve for x
    x = 103,538,305,625.54/348,006.30
  6. Step 6: Final answer
    x = 297,518.48

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1.5x scale

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.