Home / 787,842.96-1,181,806.30-248,141.42

Finding the Fourth Proportional to 787,842.96, 1,181,806.30 and 248,141.42

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Solution

The fourth proportional to 787,842.96, 1,181,806.30 and 248,141.42 is: 372,225.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,842.96 : 1,181,806.30 = 248,141.42 : x
  2. Step 2: Convert to fraction form
    787,842.96/1,181,806.30 = 248,141.42/x
  3. Step 3: Cross multiply
    787,842.96x = 1,181,806.30 × 248,141.42
  4. Step 4: Simplify right side
    787,842.96x = 293,255,098,927.53
  5. Step 5: Solve for x
    x = 293,255,098,927.53/787,842.96
  6. Step 6: Final answer
    x = 372,225.32

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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.