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Finding the Fourth Proportional to 373.08, 514.48 and 346.23

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Solution

The fourth proportional to 373.08, 514.48 and 346.23 is: 477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.08 : 514.48 = 346.23 : x
  2. Step 2: Convert to fraction form
    373.08/514.48 = 346.23/x
  3. Step 3: Cross multiply
    373.08x = 514.48 × 346.23
  4. Step 4: Simplify right side
    373.08x = 178,128.41
  5. Step 5: Solve for x
    x = 178,128.41/373.08
  6. Step 6: Final answer
    x = 477.45

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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.