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Finding the Fourth Proportional to 373.03, 514.65 and 242.11

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Solution

The fourth proportional to 373.03, 514.65 and 242.11 is: 334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.03 : 514.65 = 242.11 : x
  2. Step 2: Convert to fraction form
    373.03/514.65 = 242.11/x
  3. Step 3: Cross multiply
    373.03x = 514.65 × 242.11
  4. Step 4: Simplify right side
    373.03x = 124,601.91
  5. Step 5: Solve for x
    x = 124,601.91/373.03
  6. Step 6: Final answer
    x = 334.03

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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.