Home / 957,388.33-1,321,203.93-527,669.56

Finding the Fourth Proportional to 957,388.33, 1,321,203.93 and 527,669.56

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Solution

The fourth proportional to 957,388.33, 1,321,203.93 and 527,669.56 is: 728,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,388.33 : 1,321,203.93 = 527,669.56 : x
  2. Step 2: Convert to fraction form
    957,388.33/1,321,203.93 = 527,669.56/x
  3. Step 3: Cross multiply
    957,388.33x = 1,321,203.93 × 527,669.56
  4. Step 4: Simplify right side
    957,388.33x = 697,159,089,807.35
  5. Step 5: Solve for x
    x = 697,159,089,807.35/957,388.33
  6. Step 6: Final answer
    x = 728,188.42

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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.