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Finding the Fourth Proportional to 408,329.04, 563,528.52 and 227,054.16

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Solution

The fourth proportional to 408,329.04, 563,528.52 and 227,054.16 is: 313,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,329.04 : 563,528.52 = 227,054.16 : x
  2. Step 2: Convert to fraction form
    408,329.04/563,528.52 = 227,054.16/x
  3. Step 3: Cross multiply
    408,329.04x = 563,528.52 × 227,054.16
  4. Step 4: Simplify right side
    408,329.04x = 127,951,494,744.64
  5. Step 5: Solve for x
    x = 127,951,494,744.64/408,329.04
  6. Step 6: Final answer
    x = 313,353.89

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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.