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Finding the Fourth Proportional to 1,083,987, 1,633,599.02 and 976,048.43

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Solution

The fourth proportional to 1,083,987, 1,633,599.02 and 976,048.43 is: 1,470,932.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,987 : 1,633,599.02 = 976,048.43 : x
  2. Step 2: Convert to fraction form
    1,083,987/1,633,599.02 = 976,048.43/x
  3. Step 3: Cross multiply
    1,083,987x = 1,633,599.02 × 976,048.43
  4. Step 4: Simplify right side
    1,083,987x = 1,594,471,752,992.66
  5. Step 5: Solve for x
    x = 1,594,471,752,992.66/1,083,987
  6. Step 6: Final answer
    x = 1,470,932.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.