Home / 340,986.93-470,723.37-197,694.69

Finding the Fourth Proportional to 340,986.93, 470,723.37 and 197,694.69

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Solution

The fourth proportional to 340,986.93, 470,723.37 and 197,694.69 is: 272,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,986.93 : 470,723.37 = 197,694.69 : x
  2. Step 2: Convert to fraction form
    340,986.93/470,723.37 = 197,694.69/x
  3. Step 3: Cross multiply
    340,986.93x = 470,723.37 × 197,694.69
  4. Step 4: Simplify right side
    340,986.93x = 93,059,513,841.12
  5. Step 5: Solve for x
    x = 93,059,513,841.12/340,986.93
  6. Step 6: Final answer
    x = 272,912.26

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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.