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Finding the Fourth Proportional to 583.63, 875.44 and 193.63

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Solution

The fourth proportional to 583.63, 875.44 and 193.63 is: 290.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.63 : 875.44 = 193.63 : x
  2. Step 2: Convert to fraction form
    583.63/875.44 = 193.63/x
  3. Step 3: Cross multiply
    583.63x = 875.44 × 193.63
  4. Step 4: Simplify right side
    583.63x = 169,511.45
  5. Step 5: Solve for x
    x = 169,511.45/583.63
  6. Step 6: Final answer
    x = 290.44

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.