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Finding the Fourth Proportional to 444,087, 612,840.06 and 242,883

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Solution

The fourth proportional to 444,087, 612,840.06 and 242,883 is: 335,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,087 : 612,840.06 = 242,883 : x
  2. Step 2: Convert to fraction form
    444,087/612,840.06 = 242,883/x
  3. Step 3: Cross multiply
    444,087x = 612,840.06 × 242,883
  4. Step 4: Simplify right side
    444,087x = 148,848,432,292.98
  5. Step 5: Solve for x
    x = 148,848,432,292.98/444,087
  6. Step 6: Final answer
    x = 335,178.54

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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.