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Finding the Fourth Proportional to 584,393.85, 876,629.70 and 205,268.49

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Solution

The fourth proportional to 584,393.85, 876,629.70 and 205,268.49 is: 307,916.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,393.85 : 876,629.70 = 205,268.49 : x
  2. Step 2: Convert to fraction form
    584,393.85/876,629.70 = 205,268.49/x
  3. Step 3: Cross multiply
    584,393.85x = 876,629.70 × 205,268.49
  4. Step 4: Simplify right side
    584,393.85x = 179,944,454,808.15
  5. Step 5: Solve for x
    x = 179,944,454,808.15/584,393.85
  6. Step 6: Final answer
    x = 307,916.41

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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.