Home / 1,006,738.95-1,389,299.25-554,029.95

Finding the Fourth Proportional to 1,006,738.95, 1,389,299.25 and 554,029.95

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Solution

The fourth proportional to 1,006,738.95, 1,389,299.25 and 554,029.95 is: 764,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,738.95 : 1,389,299.25 = 554,029.95 : x
  2. Step 2: Convert to fraction form
    1,006,738.95/1,389,299.25 = 554,029.95/x
  3. Step 3: Cross multiply
    1,006,738.95x = 1,389,299.25 × 554,029.95
  4. Step 4: Simplify right side
    1,006,738.95x = 769,713,394,012.54
  5. Step 5: Solve for x
    x = 769,713,394,012.54/1,006,738.95
  6. Step 6: Final answer
    x = 764,561.06

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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.