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Finding the Fourth Proportional to 578,744.96, 798,596.04 and 324,055.04

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Solution

The fourth proportional to 578,744.96, 798,596.04 and 324,055.04 is: 447,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,744.96 : 798,596.04 = 324,055.04 : x
  2. Step 2: Convert to fraction form
    578,744.96/798,596.04 = 324,055.04/x
  3. Step 3: Cross multiply
    578,744.96x = 798,596.04 × 324,055.04
  4. Step 4: Simplify right side
    578,744.96x = 258,789,071,686.04
  5. Step 5: Solve for x
    x = 258,789,071,686.04/578,744.96
  6. Step 6: Final answer
    x = 447,155.64

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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.