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Finding the Fourth Proportional to 577,529.52, 866,237.58 and 178,062.36

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Solution

The fourth proportional to 577,529.52, 866,237.58 and 178,062.36 is: 267,076.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,529.52 : 866,237.58 = 178,062.36 : x
  2. Step 2: Convert to fraction form
    577,529.52/866,237.58 = 178,062.36/x
  3. Step 3: Cross multiply
    577,529.52x = 866,237.58 × 178,062.36
  4. Step 4: Simplify right side
    577,529.52x = 154,244,307,815.49
  5. Step 5: Solve for x
    x = 154,244,307,815.49/577,529.52
  6. Step 6: Final answer
    x = 267,076.06

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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.