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Finding the Fourth Proportional to 582.99, 874.58 and 193.07

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Solution

The fourth proportional to 582.99, 874.58 and 193.07 is: 289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.99 : 874.58 = 193.07 : x
  2. Step 2: Convert to fraction form
    582.99/874.58 = 193.07/x
  3. Step 3: Cross multiply
    582.99x = 874.58 × 193.07
  4. Step 4: Simplify right side
    582.99x = 168,849.82
  5. Step 5: Solve for x
    x = 168,849.82/582.99
  6. Step 6: Final answer
    x = 289.63

Related Problems

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Half scale
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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.