Home / 695,939.03-1,043,909.12-190,504.20

Finding the Fourth Proportional to 695,939.03, 1,043,909.12 and 190,504.20

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Solution

The fourth proportional to 695,939.03, 1,043,909.12 and 190,504.20 is: 285,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,939.03 : 1,043,909.12 = 190,504.20 : x
  2. Step 2: Convert to fraction form
    695,939.03/1,043,909.12 = 190,504.20/x
  3. Step 3: Cross multiply
    695,939.03x = 1,043,909.12 × 190,504.20
  4. Step 4: Simplify right side
    695,939.03x = 198,869,071,778.30
  5. Step 5: Solve for x
    x = 198,869,071,778.30/695,939.03
  6. Step 6: Final answer
    x = 285,756.46

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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.