Home / 832,559.56-1,247,833.65-405,455.37

Finding the Fourth Proportional to 832,559.56, 1,247,833.65 and 405,455.37

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Solution

The fourth proportional to 832,559.56, 1,247,833.65 and 405,455.37 is: 607,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,559.56 : 1,247,833.65 = 405,455.37 : x
  2. Step 2: Convert to fraction form
    832,559.56/1,247,833.65 = 405,455.37/x
  3. Step 3: Cross multiply
    832,559.56x = 1,247,833.65 × 405,455.37
  4. Step 4: Simplify right side
    832,559.56x = 505,940,858,119.35
  5. Step 5: Solve for x
    x = 505,940,858,119.35/832,559.56
  6. Step 6: Final answer
    x = 607,693.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.