Home / 1,108,170.54-1,662,256.26-266,722.29

Finding the Fourth Proportional to 1,108,170.54, 1,662,256.26 and 266,722.29

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Solution

The fourth proportional to 1,108,170.54, 1,662,256.26 and 266,722.29 is: 400,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,170.54 : 1,662,256.26 = 266,722.29 : x
  2. Step 2: Convert to fraction form
    1,108,170.54/1,662,256.26 = 266,722.29/x
  3. Step 3: Cross multiply
    1,108,170.54x = 1,662,256.26 × 266,722.29
  4. Step 4: Simplify right side
    1,108,170.54x = 443,360,796,234.04
  5. Step 5: Solve for x
    x = 443,360,796,234.04/1,108,170.54
  6. Step 6: Final answer
    x = 400,083.54

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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.