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Finding the Fourth Proportional to 444,515.84, 613,365.81 and 269,995.20

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Solution

The fourth proportional to 444,515.84, 613,365.81 and 269,995.20 is: 372,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,515.84 : 613,365.81 = 269,995.20 : x
  2. Step 2: Convert to fraction form
    444,515.84/613,365.81 = 269,995.20/x
  3. Step 3: Cross multiply
    444,515.84x = 613,365.81 × 269,995.20
  4. Step 4: Simplify right side
    444,515.84x = 165,605,824,544.11
  5. Step 5: Solve for x
    x = 165,605,824,544.11/444,515.84
  6. Step 6: Final answer
    x = 372,553.26

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1.5x scale

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.