Home / 822,141.24-1,233,212.40-223,102.50

Finding the Fourth Proportional to 822,141.24, 1,233,212.40 and 223,102.50

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Solution

The fourth proportional to 822,141.24, 1,233,212.40 and 223,102.50 is: 334,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,141.24 : 1,233,212.40 = 223,102.50 : x
  2. Step 2: Convert to fraction form
    822,141.24/1,233,212.40 = 223,102.50/x
  3. Step 3: Cross multiply
    822,141.24x = 1,233,212.40 × 223,102.50
  4. Step 4: Simplify right side
    822,141.24x = 275,132,769,471
  5. Step 5: Solve for x
    x = 275,132,769,471/822,141.24
  6. Step 6: Final answer
    x = 334,653.90

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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.