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Finding the Fourth Proportional to 441,314.70, 660,659.85 and 441,314.70

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Solution

The fourth proportional to 441,314.70, 660,659.85 and 441,314.70 is: 660,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,314.70 : 660,659.85 = 441,314.70 : x
  2. Step 2: Convert to fraction form
    441,314.70/660,659.85 = 441,314.70/x
  3. Step 3: Cross multiply
    441,314.70x = 660,659.85 × 441,314.70
  4. Step 4: Simplify right side
    441,314.70x = 291,558,903,504.80
  5. Step 5: Solve for x
    x = 291,558,903,504.80/441,314.70
  6. Step 6: Final answer
    x = 660,659.85

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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.