Home / 268,964.39-403,514.63-193,150.01

Finding the Fourth Proportional to 268,964.39, 403,514.63 and 193,150.01

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Solution

The fourth proportional to 268,964.39, 403,514.63 and 193,150.01 is: 289,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,964.39 : 403,514.63 = 193,150.01 : x
  2. Step 2: Convert to fraction form
    268,964.39/403,514.63 = 193,150.01/x
  3. Step 3: Cross multiply
    268,964.39x = 403,514.63 × 193,150.01
  4. Step 4: Simplify right side
    268,964.39x = 77,938,854,819.65
  5. Step 5: Solve for x
    x = 77,938,854,819.65/268,964.39
  6. Step 6: Final answer
    x = 289,773.88

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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.