Home / 1,002,993.95-1,384,155.93-550,284.95

Finding the Fourth Proportional to 1,002,993.95, 1,384,155.93 and 550,284.95

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Solution

The fourth proportional to 1,002,993.95, 1,384,155.93 and 550,284.95 is: 759,406.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,993.95 : 1,384,155.93 = 550,284.95 : x
  2. Step 2: Convert to fraction form
    1,002,993.95/1,384,155.93 = 550,284.95/x
  3. Step 3: Cross multiply
    1,002,993.95x = 1,384,155.93 × 550,284.95
  4. Step 4: Simplify right side
    1,002,993.95x = 761,680,169,811.47
  5. Step 5: Solve for x
    x = 761,680,169,811.47/1,002,993.95
  6. Step 6: Final answer
    x = 759,406.55

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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.