Home / 999,694.19-1,379,574.94-540,808.63

Finding the Fourth Proportional to 999,694.19, 1,379,574.94 and 540,808.63

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Solution

The fourth proportional to 999,694.19, 1,379,574.94 and 540,808.63 is: 746,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,694.19 : 1,379,574.94 = 540,808.63 : x
  2. Step 2: Convert to fraction form
    999,694.19/1,379,574.94 = 540,808.63/x
  3. Step 3: Cross multiply
    999,694.19x = 1,379,574.94 × 540,808.63
  4. Step 4: Simplify right side
    999,694.19x = 746,086,033,283.73
  5. Step 5: Solve for x
    x = 746,086,033,283.73/999,694.19
  6. Step 6: Final answer
    x = 746,314.26

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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.