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Finding the Fourth Proportional to 493,836.44, 740,417.54 and 237,533.72

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Solution

The fourth proportional to 493,836.44, 740,417.54 and 237,533.72 is: 356,138.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,836.44 : 740,417.54 = 237,533.72 : x
  2. Step 2: Convert to fraction form
    493,836.44/740,417.54 = 237,533.72/x
  3. Step 3: Cross multiply
    493,836.44x = 740,417.54 × 237,533.72
  4. Step 4: Simplify right side
    493,836.44x = 175,874,132,629.45
  5. Step 5: Solve for x
    x = 175,874,132,629.45/493,836.44
  6. Step 6: Final answer
    x = 356,138.43

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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.