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Finding the Fourth Proportional to 590,900.80, 886,574.52 and 231,328.60

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Solution

The fourth proportional to 590,900.80, 886,574.52 and 231,328.60 is: 347,080.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,900.80 : 886,574.52 = 231,328.60 : x
  2. Step 2: Convert to fraction form
    590,900.80/886,574.52 = 231,328.60/x
  3. Step 3: Cross multiply
    590,900.80x = 886,574.52 × 231,328.60
  4. Step 4: Simplify right side
    590,900.80x = 205,090,042,507.27
  5. Step 5: Solve for x
    x = 205,090,042,507.27/590,900.80
  6. Step 6: Final answer
    x = 347,080.33

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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.