Home / 348,879.60-523,584.36-255,629.04

Finding the Fourth Proportional to 348,879.60, 523,584.36 and 255,629.04

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Solution

The fourth proportional to 348,879.60, 523,584.36 and 255,629.04 is: 383,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,879.60 : 523,584.36 = 255,629.04 : x
  2. Step 2: Convert to fraction form
    348,879.60/523,584.36 = 255,629.04/x
  3. Step 3: Cross multiply
    348,879.60x = 523,584.36 × 255,629.04
  4. Step 4: Simplify right side
    348,879.60x = 133,843,367,305.81
  5. Step 5: Solve for x
    x = 133,843,367,305.81/348,879.60
  6. Step 6: Final answer
    x = 383,637.70

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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.