Home / 965,986.56-1,333,324.80-626,434.56

Finding the Fourth Proportional to 965,986.56, 1,333,324.80 and 626,434.56

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Solution

The fourth proportional to 965,986.56, 1,333,324.80 and 626,434.56 is: 864,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,986.56 : 1,333,324.80 = 626,434.56 : x
  2. Step 2: Convert to fraction form
    965,986.56/1,333,324.80 = 626,434.56/x
  3. Step 3: Cross multiply
    965,986.56x = 1,333,324.80 × 626,434.56
  4. Step 4: Simplify right side
    965,986.56x = 835,240,734,425.09
  5. Step 5: Solve for x
    x = 835,240,734,425.09/965,986.56
  6. Step 6: Final answer
    x = 864,650.47

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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.