Home / 696,199.39-1,044,299.79-190,764.45

Finding the Fourth Proportional to 696,199.39, 1,044,299.79 and 190,764.45

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Solution

The fourth proportional to 696,199.39, 1,044,299.79 and 190,764.45 is: 286,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,199.39 : 1,044,299.79 = 190,764.45 : x
  2. Step 2: Convert to fraction form
    696,199.39/1,044,299.79 = 190,764.45/x
  3. Step 3: Cross multiply
    696,199.39x = 1,044,299.79 × 190,764.45
  4. Step 4: Simplify right side
    696,199.39x = 199,215,275,074.47
  5. Step 5: Solve for x
    x = 199,215,275,074.47/696,199.39
  6. Step 6: Final answer
    x = 286,146.87

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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.