Home / 957,483.36-1,321,266.96-527,739.84

Finding the Fourth Proportional to 957,483.36, 1,321,266.96 and 527,739.84

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Solution

The fourth proportional to 957,483.36, 1,321,266.96 and 527,739.84 is: 728,247.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,483.36 : 1,321,266.96 = 527,739.84 : x
  2. Step 2: Convert to fraction form
    957,483.36/1,321,266.96 = 527,739.84/x
  3. Step 3: Cross multiply
    957,483.36x = 1,321,266.96 × 527,739.84
  4. Step 4: Simplify right side
    957,483.36x = 697,285,214,067.69
  5. Step 5: Solve for x
    x = 697,285,214,067.69/957,483.36
  6. Step 6: Final answer
    x = 728,247.87

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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.