Home / 958,382.40-1,322,992.80-619,016.16

Finding the Fourth Proportional to 958,382.40, 1,322,992.80 and 619,016.16

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Solution

The fourth proportional to 958,382.40, 1,322,992.80 and 619,016.16 is: 854,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,382.40 : 1,322,992.80 = 619,016.16 : x
  2. Step 2: Convert to fraction form
    958,382.40/1,322,992.80 = 619,016.16/x
  3. Step 3: Cross multiply
    958,382.40x = 1,322,992.80 × 619,016.16
  4. Step 4: Simplify right side
    958,382.40x = 818,953,922,763.65
  5. Step 5: Solve for x
    x = 818,953,922,763.65/958,382.40
  6. Step 6: Final answer
    x = 854,516.86

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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.