Home / 969,692.51-1,454,040.47-520,790.92

Finding the Fourth Proportional to 969,692.51, 1,454,040.47 and 520,790.92

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Solution

The fourth proportional to 969,692.51, 1,454,040.47 and 520,790.92 is: 780,918.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,692.51 : 1,454,040.47 = 520,790.92 : x
  2. Step 2: Convert to fraction form
    969,692.51/1,454,040.47 = 520,790.92/x
  3. Step 3: Cross multiply
    969,692.51x = 1,454,040.47 × 520,790.92
  4. Step 4: Simplify right side
    969,692.51x = 757,251,068,825.96
  5. Step 5: Solve for x
    x = 757,251,068,825.96/969,692.51
  6. Step 6: Final answer
    x = 780,918.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.