Home / 1,009,226.89-1,392,766.74-550,366.57

Finding the Fourth Proportional to 1,009,226.89, 1,392,766.74 and 550,366.57

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Solution

The fourth proportional to 1,009,226.89, 1,392,766.74 and 550,366.57 is: 759,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,226.89 : 1,392,766.74 = 550,366.57 : x
  2. Step 2: Convert to fraction form
    1,009,226.89/1,392,766.74 = 550,366.57/x
  3. Step 3: Cross multiply
    1,009,226.89x = 1,392,766.74 × 550,366.57
  4. Step 4: Simplify right side
    1,009,226.89x = 766,532,257,308.72
  5. Step 5: Solve for x
    x = 766,532,257,308.72/1,009,226.89
  6. Step 6: Final answer
    x = 759,524.21

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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.