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Finding the Fourth Proportional to 441,774.36, 605,977.92 and 437,978.70

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Solution

The fourth proportional to 441,774.36, 605,977.92 and 437,978.70 is: 600,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,774.36 : 605,977.92 = 437,978.70 : x
  2. Step 2: Convert to fraction form
    441,774.36/605,977.92 = 437,978.70/x
  3. Step 3: Cross multiply
    441,774.36x = 605,977.92 × 437,978.70
  4. Step 4: Simplify right side
    441,774.36x = 265,405,421,630.30
  5. Step 5: Solve for x
    x = 265,405,421,630.30/441,774.36
  6. Step 6: Final answer
    x = 600,771.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.