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Finding the Fourth Proportional to 452.03, 623.69 and 265.51

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Solution

The fourth proportional to 452.03, 623.69 and 265.51 is: 366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.03 : 623.69 = 265.51 : x
  2. Step 2: Convert to fraction form
    452.03/623.69 = 265.51/x
  3. Step 3: Cross multiply
    452.03x = 623.69 × 265.51
  4. Step 4: Simplify right side
    452.03x = 165,592.81
  5. Step 5: Solve for x
    x = 165,592.81/452.03
  6. Step 6: Final answer
    x = 366.33

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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.