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Finding the Fourth Proportional to 973.82, 1,460.75 and 324.56

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Solution

The fourth proportional to 973.82, 1,460.75 and 324.56 is: 486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.82 : 1,460.75 = 324.56 : x
  2. Step 2: Convert to fraction form
    973.82/1,460.75 = 324.56/x
  3. Step 3: Cross multiply
    973.82x = 1,460.75 × 324.56
  4. Step 4: Simplify right side
    973.82x = 474,092.09
  5. Step 5: Solve for x
    x = 474,092.09/973.82
  6. Step 6: Final answer
    x = 486.84

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Double scale
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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.