Home / 388,247.24-582,374.46-122,001.86

Finding the Fourth Proportional to 388,247.24, 582,374.46 and 122,001.86

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Solution

The fourth proportional to 388,247.24, 582,374.46 and 122,001.86 is: 183,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,247.24 : 582,374.46 = 122,001.86 : x
  2. Step 2: Convert to fraction form
    388,247.24/582,374.46 = 122,001.86/x
  3. Step 3: Cross multiply
    388,247.24x = 582,374.46 × 122,001.86
  4. Step 4: Simplify right side
    388,247.24x = 71,050,767,336.50
  5. Step 5: Solve for x
    x = 71,050,767,336.50/388,247.24
  6. Step 6: Final answer
    x = 183,003.92

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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.