Home / 990,374.20-1,366,722.15-582,493.24

Finding the Fourth Proportional to 990,374.20, 1,366,722.15 and 582,493.24

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Solution

The fourth proportional to 990,374.20, 1,366,722.15 and 582,493.24 is: 803,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,374.20 : 1,366,722.15 = 582,493.24 : x
  2. Step 2: Convert to fraction form
    990,374.20/1,366,722.15 = 582,493.24/x
  3. Step 3: Cross multiply
    990,374.20x = 1,366,722.15 × 582,493.24
  4. Step 4: Simplify right side
    990,374.20x = 796,106,413,333.27
  5. Step 5: Solve for x
    x = 796,106,413,333.27/990,374.20
  6. Step 6: Final answer
    x = 803,844.06

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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.