Home / 308,837.80-462,867.90-273,845.80

Finding the Fourth Proportional to 308,837.80, 462,867.90 and 273,845.80

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Solution

The fourth proportional to 308,837.80, 462,867.90 and 273,845.80 is: 410,423.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,837.80 : 462,867.90 = 273,845.80 : x
  2. Step 2: Convert to fraction form
    308,837.80/462,867.90 = 273,845.80/x
  3. Step 3: Cross multiply
    308,837.80x = 462,867.90 × 273,845.80
  4. Step 4: Simplify right side
    308,837.80x = 126,754,430,369.82
  5. Step 5: Solve for x
    x = 126,754,430,369.82/308,837.80
  6. Step 6: Final answer
    x = 410,423.95

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1.5x scale

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.