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Finding the Fourth Proportional to 583.68, 875.57 and 193.67

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Solution

The fourth proportional to 583.68, 875.57 and 193.67 is: 290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.68 : 875.57 = 193.67 : x
  2. Step 2: Convert to fraction form
    583.68/875.57 = 193.67/x
  3. Step 3: Cross multiply
    583.68x = 875.57 × 193.67
  4. Step 4: Simplify right side
    583.68x = 169,566.30
  5. Step 5: Solve for x
    x = 169,566.30/583.68
  6. Step 6: Final answer
    x = 290.51

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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.