Home / 677,161.15-1,015,025.58-250,422.77

Finding the Fourth Proportional to 677,161.15, 1,015,025.58 and 250,422.77

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Solution

The fourth proportional to 677,161.15, 1,015,025.58 and 250,422.77 is: 375,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,161.15 : 1,015,025.58 = 250,422.77 : x
  2. Step 2: Convert to fraction form
    677,161.15/1,015,025.58 = 250,422.77/x
  3. Step 3: Cross multiply
    677,161.15x = 1,015,025.58 × 250,422.77
  4. Step 4: Simplify right side
    677,161.15x = 254,185,519,902.02
  5. Step 5: Solve for x
    x = 254,185,519,902.02/677,161.15
  6. Step 6: Final answer
    x = 375,369.32

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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.