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Finding the Fourth Proportional to 597, 823.90 and 348.48

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Solution

The fourth proportional to 597, 823.90 and 348.48 is: 480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    597 : 823.90 = 348.48 : x
  2. Step 2: Convert to fraction form
    597/823.90 = 348.48/x
  3. Step 3: Cross multiply
    597x = 823.90 × 348.48
  4. Step 4: Simplify right side
    597x = 287,112.67
  5. Step 5: Solve for x
    x = 287,112.67/597
  6. Step 6: Final answer
    x = 480.93

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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.