Home / 945,143.92-1,303,912.92-577,429.84

Finding the Fourth Proportional to 945,143.92, 1,303,912.92 and 577,429.84

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Solution

The fourth proportional to 945,143.92, 1,303,912.92 and 577,429.84 is: 796,617.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,143.92 : 1,303,912.92 = 577,429.84 : x
  2. Step 2: Convert to fraction form
    945,143.92/1,303,912.92 = 577,429.84/x
  3. Step 3: Cross multiply
    945,143.92x = 1,303,912.92 × 577,429.84
  4. Step 4: Simplify right side
    945,143.92x = 752,918,228,769.53
  5. Step 5: Solve for x
    x = 752,918,228,769.53/945,143.92
  6. Step 6: Final answer
    x = 796,617.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.