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Finding the Fourth Proportional to 400,436.51, 600,654.76 and 184,273.43

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Solution

The fourth proportional to 400,436.51, 600,654.76 and 184,273.43 is: 276,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,436.51 : 600,654.76 = 184,273.43 : x
  2. Step 2: Convert to fraction form
    400,436.51/600,654.76 = 184,273.43/x
  3. Step 3: Cross multiply
    400,436.51x = 600,654.76 × 184,273.43
  4. Step 4: Simplify right side
    400,436.51x = 110,684,709,407.07
  5. Step 5: Solve for x
    x = 110,684,709,407.07/400,436.51
  6. Step 6: Final answer
    x = 276,410.14

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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.