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Finding the Fourth Proportional to 444,349.33, 613,186.91 and 253,424.23

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Solution

The fourth proportional to 444,349.33, 613,186.91 and 253,424.23 is: 349,716.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,349.33 : 613,186.91 = 253,424.23 : x
  2. Step 2: Convert to fraction form
    444,349.33/613,186.91 = 253,424.23/x
  3. Step 3: Cross multiply
    444,349.33x = 613,186.91 × 253,424.23
  4. Step 4: Simplify right side
    444,349.33x = 155,396,418,663.08
  5. Step 5: Solve for x
    x = 155,396,418,663.08/444,349.33
  6. Step 6: Final answer
    x = 349,716.79

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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.