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Finding the Fourth Proportional to 348,520.51, 480,930.24 and 195,537.70

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Solution

The fourth proportional to 348,520.51, 480,930.24 and 195,537.70 is: 269,826.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,520.51 : 480,930.24 = 195,537.70 : x
  2. Step 2: Convert to fraction form
    348,520.51/480,930.24 = 195,537.70/x
  3. Step 3: Cross multiply
    348,520.51x = 480,930.24 × 195,537.70
  4. Step 4: Simplify right side
    348,520.51x = 94,039,992,990.05
  5. Step 5: Solve for x
    x = 94,039,992,990.05/348,520.51
  6. Step 6: Final answer
    x = 269,826.28

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1.5x scale

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.