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Finding the Fourth Proportional to 923,648.19, 1,275,514.82 and 873,328.06

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Solution

The fourth proportional to 923,648.19, 1,275,514.82 and 873,328.06 is: 1,206,025.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,648.19 : 1,275,514.82 = 873,328.06 : x
  2. Step 2: Convert to fraction form
    923,648.19/1,275,514.82 = 873,328.06/x
  3. Step 3: Cross multiply
    923,648.19x = 1,275,514.82 × 873,328.06
  4. Step 4: Simplify right side
    923,648.19x = 1,113,942,883,251.85
  5. Step 5: Solve for x
    x = 1,113,942,883,251.85/923,648.19
  6. Step 6: Final answer
    x = 1,206,025.08

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