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Finding the Fourth Proportional to 348,520.01, 480,929.55 and 195,537.20

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Solution

The fourth proportional to 348,520.01, 480,929.55 and 195,537.20 is: 269,825.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,520.01 : 480,929.55 = 195,537.20 : x
  2. Step 2: Convert to fraction form
    348,520.01/480,929.55 = 195,537.20/x
  3. Step 3: Cross multiply
    348,520.01x = 480,929.55 × 195,537.20
  4. Step 4: Simplify right side
    348,520.01x = 94,039,617,604.26
  5. Step 5: Solve for x
    x = 94,039,617,604.26/348,520.01
  6. Step 6: Final answer
    x = 269,825.59

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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.