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Finding the Fourth Proportional to 244.29, 337.05 and 156.81

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Solution

The fourth proportional to 244.29, 337.05 and 156.81 is: 216.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.29 : 337.05 = 156.81 : x
  2. Step 2: Convert to fraction form
    244.29/337.05 = 156.81/x
  3. Step 3: Cross multiply
    244.29x = 337.05 × 156.81
  4. Step 4: Simplify right side
    244.29x = 52,852.81
  5. Step 5: Solve for x
    x = 52,852.81/244.29
  6. Step 6: Final answer
    x = 216.35

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