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Finding the Fourth Proportional to 237,775.80, 356,145.30 and 196,303.80

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Solution

The fourth proportional to 237,775.80, 356,145.30 and 196,303.80 is: 294,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,775.80 : 356,145.30 = 196,303.80 : x
  2. Step 2: Convert to fraction form
    237,775.80/356,145.30 = 196,303.80/x
  3. Step 3: Cross multiply
    237,775.80x = 356,145.30 × 196,303.80
  4. Step 4: Simplify right side
    237,775.80x = 69,912,675,742.14
  5. Step 5: Solve for x
    x = 69,912,675,742.14/237,775.80
  6. Step 6: Final answer
    x = 294,027.72

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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.