Home / 696,179.95-1,044,270.83-190,745.21

Finding the Fourth Proportional to 696,179.95, 1,044,270.83 and 190,745.21

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Solution

The fourth proportional to 696,179.95, 1,044,270.83 and 190,745.21 is: 286,118.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,179.95 : 1,044,270.83 = 190,745.21 : x
  2. Step 2: Convert to fraction form
    696,179.95/1,044,270.83 = 190,745.21/x
  3. Step 3: Cross multiply
    696,179.95x = 1,044,270.83 × 190,745.21
  4. Step 4: Simplify right side
    696,179.95x = 199,189,661,852.76
  5. Step 5: Solve for x
    x = 199,189,661,852.76/696,179.95
  6. Step 6: Final answer
    x = 286,118.07

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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.