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Finding the Fourth Proportional to 1,079,598, 1,489,976.46 and 626,889

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Solution

The fourth proportional to 1,079,598, 1,489,976.46 and 626,889 is: 865,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,598 : 1,489,976.46 = 626,889 : x
  2. Step 2: Convert to fraction form
    1,079,598/1,489,976.46 = 626,889/x
  3. Step 3: Cross multiply
    1,079,598x = 1,489,976.46 × 626,889
  4. Step 4: Simplify right side
    1,079,598x = 934,049,853,032.94
  5. Step 5: Solve for x
    x = 934,049,853,032.94/1,079,598
  6. Step 6: Final answer
    x = 865,183.02

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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.