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Finding the Fourth Proportional to 237,015.75, 355,523.63 and 70,803.75

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Solution

The fourth proportional to 237,015.75, 355,523.63 and 70,803.75 is: 106,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,015.75 : 355,523.63 = 70,803.75 : x
  2. Step 2: Convert to fraction form
    237,015.75/355,523.63 = 70,803.75/x
  3. Step 3: Cross multiply
    237,015.75x = 355,523.63 × 70,803.75
  4. Step 4: Simplify right side
    237,015.75x = 25,172,405,863.59
  5. Step 5: Solve for x
    x = 25,172,405,863.59/237,015.75
  6. Step 6: Final answer
    x = 106,205.63

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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.