Home / 670,518.88-1,005,778.01-197,204.24

Finding the Fourth Proportional to 670,518.88, 1,005,778.01 and 197,204.24

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Solution

The fourth proportional to 670,518.88, 1,005,778.01 and 197,204.24 is: 295,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,518.88 : 1,005,778.01 = 197,204.24 : x
  2. Step 2: Convert to fraction form
    670,518.88/1,005,778.01 = 197,204.24/x
  3. Step 3: Cross multiply
    670,518.88x = 1,005,778.01 × 197,204.24
  4. Step 4: Simplify right side
    670,518.88x = 198,343,691,078.22
  5. Step 5: Solve for x
    x = 198,343,691,078.22/670,518.88
  6. Step 6: Final answer
    x = 295,806.27

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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.