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Finding the Fourth Proportional to 302.03, 416.54 and 232.07

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Solution

The fourth proportional to 302.03, 416.54 and 232.07 is: 320.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302.03 : 416.54 = 232.07 : x
  2. Step 2: Convert to fraction form
    302.03/416.54 = 232.07/x
  3. Step 3: Cross multiply
    302.03x = 416.54 × 232.07
  4. Step 4: Simplify right side
    302.03x = 96,666.44
  5. Step 5: Solve for x
    x = 96,666.44/302.03
  6. Step 6: Final answer
    x = 320.06

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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.