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Finding the Fourth Proportional to 444,388.01, 613,080.95 and 258,087.75

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Solution

The fourth proportional to 444,388.01, 613,080.95 and 258,087.75 is: 356,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,388.01 : 613,080.95 = 258,087.75 : x
  2. Step 2: Convert to fraction form
    444,388.01/613,080.95 = 258,087.75/x
  3. Step 3: Cross multiply
    444,388.01x = 613,080.95 × 258,087.75
  4. Step 4: Simplify right side
    444,388.01x = 158,228,683,175.39
  5. Step 5: Solve for x
    x = 158,228,683,175.39/444,388.01
  6. Step 6: Final answer
    x = 356,059.75

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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.