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Finding the Fourth Proportional to 848.49, 1,162.14 and 798.68

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Solution

The fourth proportional to 848.49, 1,162.14 and 798.68 is: 1,093.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.49 : 1,162.14 = 798.68 : x
  2. Step 2: Convert to fraction form
    848.49/1,162.14 = 798.68/x
  3. Step 3: Cross multiply
    848.49x = 1,162.14 × 798.68
  4. Step 4: Simplify right side
    848.49x = 928,177.98
  5. Step 5: Solve for x
    x = 928,177.98/848.49
  6. Step 6: Final answer
    x = 1,093.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.