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Finding the Fourth Proportional to 292,891.57, 439,251.24 and 124,410.56

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Solution

The fourth proportional to 292,891.57, 439,251.24 and 124,410.56 is: 186,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,891.57 : 439,251.24 = 124,410.56 : x
  2. Step 2: Convert to fraction form
    292,891.57/439,251.24 = 124,410.56/x
  3. Step 3: Cross multiply
    292,891.57x = 439,251.24 × 124,410.56
  4. Step 4: Simplify right side
    292,891.57x = 54,647,490,241.81
  5. Step 5: Solve for x
    x = 54,647,490,241.81/292,891.57
  6. Step 6: Final answer
    x = 186,579.25

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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.