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Finding the Fourth Proportional to 504,037.80, 756,056.70 and 188,453.70

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Solution

The fourth proportional to 504,037.80, 756,056.70 and 188,453.70 is: 282,680.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,037.80 : 756,056.70 = 188,453.70 : x
  2. Step 2: Convert to fraction form
    504,037.80/756,056.70 = 188,453.70/x
  3. Step 3: Cross multiply
    504,037.80x = 756,056.70 × 188,453.70
  4. Step 4: Simplify right side
    504,037.80x = 142,481,682,524.79
  5. Step 5: Solve for x
    x = 142,481,682,524.79/504,037.80
  6. Step 6: Final answer
    x = 282,680.55

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Similar ratio
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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.