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Finding the Fourth Proportional to 783,365, 1,175,044.62 and 222,399.56

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Solution

The fourth proportional to 783,365, 1,175,044.62 and 222,399.56 is: 333,598.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,365 : 1,175,044.62 = 222,399.56 : x
  2. Step 2: Convert to fraction form
    783,365/1,175,044.62 = 222,399.56/x
  3. Step 3: Cross multiply
    783,365x = 1,175,044.62 × 222,399.56
  4. Step 4: Simplify right side
    783,365x = 261,329,406,468.37
  5. Step 5: Solve for x
    x = 261,329,406,468.37/783,365
  6. Step 6: Final answer
    x = 333,598.52

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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.