Home / 327,613.68-491,256.07-190,881.04

Finding the Fourth Proportional to 327,613.68, 491,256.07 and 190,881.04

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Solution

The fourth proportional to 327,613.68, 491,256.07 and 190,881.04 is: 286,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,613.68 : 491,256.07 = 190,881.04 : x
  2. Step 2: Convert to fraction form
    327,613.68/491,256.07 = 190,881.04/x
  3. Step 3: Cross multiply
    327,613.68x = 491,256.07 × 190,881.04
  4. Step 4: Simplify right side
    327,613.68x = 93,771,467,842.57
  5. Step 5: Solve for x
    x = 93,771,467,842.57/327,613.68
  6. Step 6: Final answer
    x = 286,225.74

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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.