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Finding the Fourth Proportional to 539,533.23, 809,124.62 and 179,607.39

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Solution

The fourth proportional to 539,533.23, 809,124.62 and 179,607.39 is: 269,352.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,533.23 : 809,124.62 = 179,607.39 : x
  2. Step 2: Convert to fraction form
    539,533.23/809,124.62 = 179,607.39/x
  3. Step 3: Cross multiply
    539,533.23x = 809,124.62 × 179,607.39
  4. Step 4: Simplify right side
    539,533.23x = 145,324,760,284.91
  5. Step 5: Solve for x
    x = 145,324,760,284.91/539,533.23
  6. Step 6: Final answer
    x = 269,352.75

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1.5x scale

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.