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Finding the Fourth Proportional to 216,017.62, 298,102.17 and 119,226.67

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Solution

The fourth proportional to 216,017.62, 298,102.17 and 119,226.67 is: 164,531.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,017.62 : 298,102.17 = 119,226.67 : x
  2. Step 2: Convert to fraction form
    216,017.62/298,102.17 = 119,226.67/x
  3. Step 3: Cross multiply
    216,017.62x = 298,102.17 × 119,226.67
  4. Step 4: Simplify right side
    216,017.62x = 35,541,728,750.72
  5. Step 5: Solve for x
    x = 35,541,728,750.72/216,017.62
  6. Step 6: Final answer
    x = 164,531.62

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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.