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Finding the Fourth Proportional to 441,666.52, 661,644.42 and 264,313.24

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Solution

The fourth proportional to 441,666.52, 661,644.42 and 264,313.24 is: 395,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,666.52 : 661,644.42 = 264,313.24 : x
  2. Step 2: Convert to fraction form
    441,666.52/661,644.42 = 264,313.24/x
  3. Step 3: Cross multiply
    441,666.52x = 661,644.42 × 264,313.24
  4. Step 4: Simplify right side
    441,666.52x = 174,881,380,378.12
  5. Step 5: Solve for x
    x = 174,881,380,378.12/441,666.52
  6. Step 6: Final answer
    x = 395,957.97

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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.