Home / 348,626.40-523,285.20-171,333.60

Finding the Fourth Proportional to 348,626.40, 523,285.20 and 171,333.60

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Solution

The fourth proportional to 348,626.40, 523,285.20 and 171,333.60 is: 257,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,626.40 : 523,285.20 = 171,333.60 : x
  2. Step 2: Convert to fraction form
    348,626.40/523,285.20 = 171,333.60/x
  3. Step 3: Cross multiply
    348,626.40x = 523,285.20 × 171,333.60
  4. Step 4: Simplify right side
    348,626.40x = 89,656,337,142.72
  5. Step 5: Solve for x
    x = 89,656,337,142.72/348,626.40
  6. Step 6: Final answer
    x = 257,170.25

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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.