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Finding the Fourth Proportional to 595,417.56, 821,473.02 and 368,980.44

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Solution

The fourth proportional to 595,417.56, 821,473.02 and 368,980.44 is: 509,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,417.56 : 821,473.02 = 368,980.44 : x
  2. Step 2: Convert to fraction form
    595,417.56/821,473.02 = 368,980.44/x
  3. Step 3: Cross multiply
    595,417.56x = 821,473.02 × 368,980.44
  4. Step 4: Simplify right side
    595,417.56x = 303,107,476,367.73
  5. Step 5: Solve for x
    x = 303,107,476,367.73/595,417.56
  6. Step 6: Final answer
    x = 509,067.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.