Home / 268,741.06-403,111.59-190,796.38

Finding the Fourth Proportional to 268,741.06, 403,111.59 and 190,796.38

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Solution

The fourth proportional to 268,741.06, 403,111.59 and 190,796.38 is: 286,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,741.06 : 403,111.59 = 190,796.38 : x
  2. Step 2: Convert to fraction form
    268,741.06/403,111.59 = 190,796.38/x
  3. Step 3: Cross multiply
    268,741.06x = 403,111.59 × 190,796.38
  4. Step 4: Simplify right side
    268,741.06x = 76,912,232,108.04
  5. Step 5: Solve for x
    x = 76,912,232,108.04/268,741.06
  6. Step 6: Final answer
    x = 286,194.57

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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.