Home / 989,922.58-1,366,081.41-582,287.38

Finding the Fourth Proportional to 989,922.58, 1,366,081.41 and 582,287.38

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Solution

The fourth proportional to 989,922.58, 1,366,081.41 and 582,287.38 is: 803,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,922.58 : 1,366,081.41 = 582,287.38 : x
  2. Step 2: Convert to fraction form
    989,922.58/1,366,081.41 = 582,287.38/x
  3. Step 3: Cross multiply
    989,922.58x = 1,366,081.41 × 582,287.38
  4. Step 4: Simplify right side
    989,922.58x = 795,451,965,095.61
  5. Step 5: Solve for x
    x = 795,451,965,095.61/989,922.58
  6. Step 6: Final answer
    x = 803,549.67

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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.