Home / 786,231.24-1,084,924.15-459,620.61

Finding the Fourth Proportional to 786,231.24, 1,084,924.15 and 459,620.61

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Solution

The fourth proportional to 786,231.24, 1,084,924.15 and 459,620.61 is: 634,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,231.24 : 1,084,924.15 = 459,620.61 : x
  2. Step 2: Convert to fraction form
    786,231.24/1,084,924.15 = 459,620.61/x
  3. Step 3: Cross multiply
    786,231.24x = 1,084,924.15 × 459,620.61
  4. Step 4: Simplify right side
    786,231.24x = 498,653,498,477.68
  5. Step 5: Solve for x
    x = 498,653,498,477.68/786,231.24
  6. Step 6: Final answer
    x = 634,232.62

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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.