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Finding the Fourth Proportional to 1,651,333, 2,278,838.84 and 962,872

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Solution

The fourth proportional to 1,651,333, 2,278,838.84 and 962,872 is: 1,328,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,333 : 2,278,838.84 = 962,872 : x
  2. Step 2: Convert to fraction form
    1,651,333/2,278,838.84 = 962,872/x
  3. Step 3: Cross multiply
    1,651,333x = 2,278,838.84 × 962,872
  4. Step 4: Simplify right side
    1,651,333x = 2,194,230,111,548.48
  5. Step 5: Solve for x
    x = 2,194,230,111,548.48/1,651,333
  6. Step 6: Final answer
    x = 1,328,762.95

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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.