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Finding the Fourth Proportional to 511,583.90, 706,035.69 and 382,297.87

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Solution

The fourth proportional to 511,583.90, 706,035.69 and 382,297.87 is: 527,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,583.90 : 706,035.69 = 382,297.87 : x
  2. Step 2: Convert to fraction form
    511,583.90/706,035.69 = 382,297.87/x
  3. Step 3: Cross multiply
    511,583.90x = 706,035.69 × 382,297.87
  4. Step 4: Simplify right side
    511,583.90x = 269,915,938,665.89
  5. Step 5: Solve for x
    x = 269,915,938,665.89/511,583.90
  6. Step 6: Final answer
    x = 527,608.35

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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.