Home / 824,537.92-1,236,019.54-263,207.92

Finding the Fourth Proportional to 824,537.92, 1,236,019.54 and 263,207.92

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Solution

The fourth proportional to 824,537.92, 1,236,019.54 and 263,207.92 is: 394,560.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,537.92 : 1,236,019.54 = 263,207.92 : x
  2. Step 2: Convert to fraction form
    824,537.92/1,236,019.54 = 263,207.92/x
  3. Step 3: Cross multiply
    824,537.92x = 1,236,019.54 × 263,207.92
  4. Step 4: Simplify right side
    824,537.92x = 325,330,132,202.76
  5. Step 5: Solve for x
    x = 325,330,132,202.76/824,537.92
  6. Step 6: Final answer
    x = 394,560.55

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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.