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Finding the Fourth Proportional to 348,229.44, 522,344.16 and 98,879.04

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Solution

The fourth proportional to 348,229.44, 522,344.16 and 98,879.04 is: 148,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,229.44 : 522,344.16 = 98,879.04 : x
  2. Step 2: Convert to fraction form
    348,229.44/522,344.16 = 98,879.04/x
  3. Step 3: Cross multiply
    348,229.44x = 522,344.16 × 98,879.04
  4. Step 4: Simplify right side
    348,229.44x = 51,648,889,090.41
  5. Step 5: Solve for x
    x = 51,648,889,090.41/348,229.44
  6. Step 6: Final answer
    x = 148,318.56

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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.