Home / 1,905.39-2,858.22-606.96

Finding the Fourth Proportional to 1,905.39, 2,858.22 and 606.96

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Solution

The fourth proportional to 1,905.39, 2,858.22 and 606.96 is: 910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905.39 : 2,858.22 = 606.96 : x
  2. Step 2: Convert to fraction form
    1,905.39/2,858.22 = 606.96/x
  3. Step 3: Cross multiply
    1,905.39x = 2,858.22 × 606.96
  4. Step 4: Simplify right side
    1,905.39x = 1,734,825.21
  5. Step 5: Solve for x
    x = 1,734,825.21/1,905.39
  6. Step 6: Final answer
    x = 910.48

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.