Home / 726,782.53-1,090,090.75-194,345.08

Finding the Fourth Proportional to 726,782.53, 1,090,090.75 and 194,345.08

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Solution

The fourth proportional to 726,782.53, 1,090,090.75 and 194,345.08 is: 291,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,782.53 : 1,090,090.75 = 194,345.08 : x
  2. Step 2: Convert to fraction form
    726,782.53/1,090,090.75 = 194,345.08/x
  3. Step 3: Cross multiply
    726,782.53x = 1,090,090.75 × 194,345.08
  4. Step 4: Simplify right side
    726,782.53x = 211,853,770,804.92
  5. Step 5: Solve for x
    x = 211,853,770,804.92/726,782.53
  6. Step 6: Final answer
    x = 291,495.41

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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.