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Finding the Fourth Proportional to 1,382,497, 1,907,845.86 and 746,593

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Solution

The fourth proportional to 1,382,497, 1,907,845.86 and 746,593 is: 1,030,298.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,497 : 1,907,845.86 = 746,593 : x
  2. Step 2: Convert to fraction form
    1,382,497/1,907,845.86 = 746,593/x
  3. Step 3: Cross multiply
    1,382,497x = 1,907,845.86 × 746,593
  4. Step 4: Simplify right side
    1,382,497x = 1,424,384,364,154.98
  5. Step 5: Solve for x
    x = 1,424,384,364,154.98/1,382,497
  6. Step 6: Final answer
    x = 1,030,298.34

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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.