Home / 263,990.07-364,284.53-149,280.44

Finding the Fourth Proportional to 263,990.07, 364,284.53 and 149,280.44

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Solution

The fourth proportional to 263,990.07, 364,284.53 and 149,280.44 is: 205,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,990.07 : 364,284.53 = 149,280.44 : x
  2. Step 2: Convert to fraction form
    263,990.07/364,284.53 = 149,280.44/x
  3. Step 3: Cross multiply
    263,990.07x = 364,284.53 × 149,280.44
  4. Step 4: Simplify right side
    263,990.07x = 54,380,554,923.59
  5. Step 5: Solve for x
    x = 54,380,554,923.59/263,990.07
  6. Step 6: Final answer
    x = 205,994.70

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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.