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Finding the Fourth Proportional to 250.16, 373.35 and 243.68

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Solution

The fourth proportional to 250.16, 373.35 and 243.68 is: 363.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250.16 : 373.35 = 243.68 : x
  2. Step 2: Convert to fraction form
    250.16/373.35 = 243.68/x
  3. Step 3: Cross multiply
    250.16x = 373.35 × 243.68
  4. Step 4: Simplify right side
    250.16x = 90,976.71
  5. Step 5: Solve for x
    x = 90,976.71/250.16
  6. Step 6: Final answer
    x = 363.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.