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Finding the Fourth Proportional to 222,203, 333,339.26 and 72,408.52

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Solution

The fourth proportional to 222,203, 333,339.26 and 72,408.52 is: 108,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,203 : 333,339.26 = 72,408.52 : x
  2. Step 2: Convert to fraction form
    222,203/333,339.26 = 72,408.52/x
  3. Step 3: Cross multiply
    222,203x = 333,339.26 × 72,408.52
  4. Step 4: Simplify right side
    222,203x = 24,136,602,474.50
  5. Step 5: Solve for x
    x = 24,136,602,474.50/222,203
  6. Step 6: Final answer
    x = 108,624.11

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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.