Home / 696,128.72-1,044,193.97-190,694.13

Finding the Fourth Proportional to 696,128.72, 1,044,193.97 and 190,694.13

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Solution

The fourth proportional to 696,128.72, 1,044,193.97 and 190,694.13 is: 286,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,128.72 : 1,044,193.97 = 190,694.13 : x
  2. Step 2: Convert to fraction form
    696,128.72/1,044,193.97 = 190,694.13/x
  3. Step 3: Cross multiply
    696,128.72x = 1,044,193.97 × 190,694.13
  4. Step 4: Simplify right side
    696,128.72x = 199,121,659,706.93
  5. Step 5: Solve for x
    x = 199,121,659,706.93/696,128.72
  6. Step 6: Final answer
    x = 286,041.44

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Double scale
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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.