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Finding the Fourth Proportional to 573.84, 860.81 and 162.98

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Solution

The fourth proportional to 573.84, 860.81 and 162.98 is: 244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.84 : 860.81 = 162.98 : x
  2. Step 2: Convert to fraction form
    573.84/860.81 = 162.98/x
  3. Step 3: Cross multiply
    573.84x = 860.81 × 162.98
  4. Step 4: Simplify right side
    573.84x = 140,296.15
  5. Step 5: Solve for x
    x = 140,296.15/573.84
  6. Step 6: Final answer
    x = 244.49

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.