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Finding the Fourth Proportional to 577,043.12, 796,304.76 and 322,395.92

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Solution

The fourth proportional to 577,043.12, 796,304.76 and 322,395.92 is: 444,898.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,043.12 : 796,304.76 = 322,395.92 : x
  2. Step 2: Convert to fraction form
    577,043.12/796,304.76 = 322,395.92/x
  3. Step 3: Cross multiply
    577,043.12x = 796,304.76 × 322,395.92
  4. Step 4: Simplify right side
    577,043.12x = 256,725,405,700.58
  5. Step 5: Solve for x
    x = 256,725,405,700.58/577,043.12
  6. Step 6: Final answer
    x = 444,898.13

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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.