Home / 780,953.92-1,170,407.04-444,149.44

Finding the Fourth Proportional to 780,953.92, 1,170,407.04 and 444,149.44

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Solution

The fourth proportional to 780,953.92, 1,170,407.04 and 444,149.44 is: 665,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,953.92 : 1,170,407.04 = 444,149.44 : x
  2. Step 2: Convert to fraction form
    780,953.92/1,170,407.04 = 444,149.44/x
  3. Step 3: Cross multiply
    780,953.92x = 1,170,407.04 × 444,149.44
  4. Step 4: Simplify right side
    780,953.92x = 519,835,631,388.06
  5. Step 5: Solve for x
    x = 519,835,631,388.06/780,953.92
  6. Step 6: Final answer
    x = 665,641.87

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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.