Home / 751,143.24-1,036,602.90-411,608.52

Finding the Fourth Proportional to 751,143.24, 1,036,602.90 and 411,608.52

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Solution

The fourth proportional to 751,143.24, 1,036,602.90 and 411,608.52 is: 568,033.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,143.24 : 1,036,602.90 = 411,608.52 : x
  2. Step 2: Convert to fraction form
    751,143.24/1,036,602.90 = 411,608.52/x
  3. Step 3: Cross multiply
    751,143.24x = 1,036,602.90 × 411,608.52
  4. Step 4: Simplify right side
    751,143.24x = 426,674,585,496.71
  5. Step 5: Solve for x
    x = 426,674,585,496.71/751,143.24
  6. Step 6: Final answer
    x = 568,033.58

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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.