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Finding the Fourth Proportional to 219,704.67, 303,197.58 and 124,217.01

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Solution

The fourth proportional to 219,704.67, 303,197.58 and 124,217.01 is: 171,422.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,704.67 : 303,197.58 = 124,217.01 : x
  2. Step 2: Convert to fraction form
    219,704.67/303,197.58 = 124,217.01/x
  3. Step 3: Cross multiply
    219,704.67x = 303,197.58 × 124,217.01
  4. Step 4: Simplify right side
    219,704.67x = 37,662,296,826.84
  5. Step 5: Solve for x
    x = 37,662,296,826.84/219,704.67
  6. Step 6: Final answer
    x = 171,422.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.