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Finding the Fourth Proportional to 1,382,525, 1,907,884.58 and 746,621

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Solution

The fourth proportional to 1,382,525, 1,907,884.58 and 746,621 is: 1,030,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,525 : 1,907,884.58 = 746,621 : x
  2. Step 2: Convert to fraction form
    1,382,525/1,907,884.58 = 746,621/x
  3. Step 3: Cross multiply
    1,382,525x = 1,907,884.58 × 746,621
  4. Step 4: Simplify right side
    1,382,525x = 1,424,466,693,004.18
  5. Step 5: Solve for x
    x = 1,424,466,693,004.18/1,382,525
  6. Step 6: Final answer
    x = 1,030,337.02

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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.