Home / 980,482.55-1,353,213.20-598,729.55

Finding the Fourth Proportional to 980,482.55, 1,353,213.20 and 598,729.55

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Solution

The fourth proportional to 980,482.55, 1,353,213.20 and 598,729.55 is: 826,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,482.55 : 1,353,213.20 = 598,729.55 : x
  2. Step 2: Convert to fraction form
    980,482.55/1,353,213.20 = 598,729.55/x
  3. Step 3: Cross multiply
    980,482.55x = 1,353,213.20 × 598,729.55
  4. Step 4: Simplify right side
    980,482.55x = 810,208,725,020.82
  5. Step 5: Solve for x
    x = 810,208,725,020.82/980,482.55
  6. Step 6: Final answer
    x = 826,336.71

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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.