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Finding the Fourth Proportional to 219,993.88, 303,596.10 and 124,500.56

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Solution

The fourth proportional to 219,993.88, 303,596.10 and 124,500.56 is: 171,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,993.88 : 303,596.10 = 124,500.56 : x
  2. Step 2: Convert to fraction form
    219,993.88/303,596.10 = 124,500.56/x
  3. Step 3: Cross multiply
    219,993.88x = 303,596.10 × 124,500.56
  4. Step 4: Simplify right side
    219,993.88x = 37,797,884,463.82
  5. Step 5: Solve for x
    x = 37,797,884,463.82/219,993.88
  6. Step 6: Final answer
    x = 171,813.35

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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.