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Finding the Fourth Proportional to 597.02, 823.74 and 348.36

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Solution

The fourth proportional to 597.02, 823.74 and 348.36 is: 480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.02 : 823.74 = 348.36 : x
  2. Step 2: Convert to fraction form
    597.02/823.74 = 348.36/x
  3. Step 3: Cross multiply
    597.02x = 823.74 × 348.36
  4. Step 4: Simplify right side
    597.02x = 286,958.07
  5. Step 5: Solve for x
    x = 286,958.07/597.02
  6. Step 6: Final answer
    x = 480.65

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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.