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Finding the Fourth Proportional to 539,809.02, 809,171.63 and 184,580.10

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Solution

The fourth proportional to 539,809.02, 809,171.63 and 184,580.10 is: 276,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,809.02 : 809,171.63 = 184,580.10 : x
  2. Step 2: Convert to fraction form
    539,809.02/809,171.63 = 184,580.10/x
  3. Step 3: Cross multiply
    539,809.02x = 809,171.63 × 184,580.10
  4. Step 4: Simplify right side
    539,809.02x = 149,356,980,382.56
  5. Step 5: Solve for x
    x = 149,356,980,382.56/539,809.02
  6. Step 6: Final answer
    x = 276,684.85

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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.