Home / 766,198.36-1,057,353.74-444,095.32

Finding the Fourth Proportional to 766,198.36, 1,057,353.74 and 444,095.32

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Solution

The fourth proportional to 766,198.36, 1,057,353.74 and 444,095.32 is: 612,851.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,198.36 : 1,057,353.74 = 444,095.32 : x
  2. Step 2: Convert to fraction form
    766,198.36/1,057,353.74 = 444,095.32/x
  3. Step 3: Cross multiply
    766,198.36x = 1,057,353.74 × 444,095.32
  4. Step 4: Simplify right side
    766,198.36x = 469,565,847,518.50
  5. Step 5: Solve for x
    x = 469,565,847,518.50/766,198.36
  6. Step 6: Final answer
    x = 612,851.54

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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.