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Finding the Fourth Proportional to 796.07, 1,098.57 and 446.75

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Solution

The fourth proportional to 796.07, 1,098.57 and 446.75 is: 616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    796.07 : 1,098.57 = 446.75 : x
  2. Step 2: Convert to fraction form
    796.07/1,098.57 = 446.75/x
  3. Step 3: Cross multiply
    796.07x = 1,098.57 × 446.75
  4. Step 4: Simplify right side
    796.07x = 490,788.89
  5. Step 5: Solve for x
    x = 490,788.89/796.07
  6. Step 6: Final answer
    x = 616.52

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Double scale
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1.5x scale

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.