Home / 1,003,810.42-1,505,396.30-329,735.33

Finding the Fourth Proportional to 1,003,810.42, 1,505,396.30 and 329,735.33

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Solution

The fourth proportional to 1,003,810.42, 1,505,396.30 and 329,735.33 is: 494,498.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,810.42 : 1,505,396.30 = 329,735.33 : x
  2. Step 2: Convert to fraction form
    1,003,810.42/1,505,396.30 = 329,735.33/x
  3. Step 3: Cross multiply
    1,003,810.42x = 1,505,396.30 × 329,735.33
  4. Step 4: Simplify right side
    1,003,810.42x = 496,382,345,761.28
  5. Step 5: Solve for x
    x = 496,382,345,761.28/1,003,810.42
  6. Step 6: Final answer
    x = 494,498.10

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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.