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Finding the Fourth Proportional to 551,540.36, 828,010.56 and 468,959.24

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Solution

The fourth proportional to 551,540.36, 828,010.56 and 468,959.24 is: 704,034.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,540.36 : 828,010.56 = 468,959.24 : x
  2. Step 2: Convert to fraction form
    551,540.36/828,010.56 = 468,959.24/x
  3. Step 3: Cross multiply
    551,540.36x = 828,010.56 × 468,959.24
  4. Step 4: Simplify right side
    551,540.36x = 388,303,202,929.57
  5. Step 5: Solve for x
    x = 388,303,202,929.57/551,540.36
  6. Step 6: Final answer
    x = 704,034.07

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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.