Home / 649,968.43-975,183.39-290,106.51

Finding the Fourth Proportional to 649,968.43, 975,183.39 and 290,106.51

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Solution

The fourth proportional to 649,968.43, 975,183.39 and 290,106.51 is: 435,262.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,968.43 : 975,183.39 = 290,106.51 : x
  2. Step 2: Convert to fraction form
    649,968.43/975,183.39 = 290,106.51/x
  3. Step 3: Cross multiply
    649,968.43x = 975,183.39 × 290,106.51
  4. Step 4: Simplify right side
    649,968.43x = 282,907,049,882.87
  5. Step 5: Solve for x
    x = 282,907,049,882.87/649,968.43
  6. Step 6: Final answer
    x = 435,262.76

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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.