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Finding the Fourth Proportional to 441,606.28, 660,776.46 and 264,235.72

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Solution

The fourth proportional to 441,606.28, 660,776.46 and 264,235.72 is: 395,376.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,606.28 : 660,776.46 = 264,235.72 : x
  2. Step 2: Convert to fraction form
    441,606.28/660,776.46 = 264,235.72/x
  3. Step 3: Cross multiply
    441,606.28x = 660,776.46 × 264,235.72
  4. Step 4: Simplify right side
    441,606.28x = 174,600,743,667.15
  5. Step 5: Solve for x
    x = 174,600,743,667.15/441,606.28
  6. Step 6: Final answer
    x = 395,376.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.