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Finding the Fourth Proportional to 597,957.20, 896,935.80 and 574,629.20

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Solution

The fourth proportional to 597,957.20, 896,935.80 and 574,629.20 is: 861,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,957.20 : 896,935.80 = 574,629.20 : x
  2. Step 2: Convert to fraction form
    597,957.20/896,935.80 = 574,629.20/x
  3. Step 3: Cross multiply
    597,957.20x = 896,935.80 × 574,629.20
  4. Step 4: Simplify right side
    597,957.20x = 515,405,501,205.36
  5. Step 5: Solve for x
    x = 515,405,501,205.36/597,957.20
  6. Step 6: Final answer
    x = 861,943.80

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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.