Home / 578,964.04-798,961.61-324,324.34

Finding the Fourth Proportional to 578,964.04, 798,961.61 and 324,324.34

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Solution

The fourth proportional to 578,964.04, 798,961.61 and 324,324.34 is: 447,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,964.04 : 798,961.61 = 324,324.34 : x
  2. Step 2: Convert to fraction form
    578,964.04/798,961.61 = 324,324.34/x
  3. Step 3: Cross multiply
    578,964.04x = 798,961.61 × 324,324.34
  4. Step 4: Simplify right side
    578,964.04x = 259,122,695,661.99
  5. Step 5: Solve for x
    x = 259,122,695,661.99/578,964.04
  6. Step 6: Final answer
    x = 447,562.68

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Double scale
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1.5x scale

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.