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Finding the Fourth Proportional to 444,387.94, 613,080.86 and 258,087.69

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Solution

The fourth proportional to 444,387.94, 613,080.86 and 258,087.69 is: 356,059.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,387.94 : 613,080.86 = 258,087.69 : x
  2. Step 2: Convert to fraction form
    444,387.94/613,080.86 = 258,087.69/x
  3. Step 3: Cross multiply
    444,387.94x = 613,080.86 × 258,087.69
  4. Step 4: Simplify right side
    444,387.94x = 158,228,622,053.13
  5. Step 5: Solve for x
    x = 158,228,622,053.13/444,387.94
  6. Step 6: Final answer
    x = 356,059.67

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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.