Home / 727,713.70-1,091,570.55-550,566.70

Finding the Fourth Proportional to 727,713.70, 1,091,570.55 and 550,566.70

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Solution

The fourth proportional to 727,713.70, 1,091,570.55 and 550,566.70 is: 825,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,713.70 : 1,091,570.55 = 550,566.70 : x
  2. Step 2: Convert to fraction form
    727,713.70/1,091,570.55 = 550,566.70/x
  3. Step 3: Cross multiply
    727,713.70x = 1,091,570.55 × 550,566.70
  4. Step 4: Simplify right side
    727,713.70x = 600,982,395,530.69
  5. Step 5: Solve for x
    x = 600,982,395,530.69/727,713.70
  6. Step 6: Final answer
    x = 825,850.05

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1.5x scale

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.