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Finding the Fourth Proportional to 583.62, 875.55 and 193.65

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Solution

The fourth proportional to 583.62, 875.55 and 193.65 is: 290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.62 : 875.55 = 193.65 : x
  2. Step 2: Convert to fraction form
    583.62/875.55 = 193.65/x
  3. Step 3: Cross multiply
    583.62x = 875.55 × 193.65
  4. Step 4: Simplify right side
    583.62x = 169,550.26
  5. Step 5: Solve for x
    x = 169,550.26/583.62
  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.