Home / 980,479.92-1,353,209.60-598,726.92

Finding the Fourth Proportional to 980,479.92, 1,353,209.60 and 598,726.92

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Solution

The fourth proportional to 980,479.92, 1,353,209.60 and 598,726.92 is: 826,333.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,479.92 : 1,353,209.60 = 598,726.92 : x
  2. Step 2: Convert to fraction form
    980,479.92/1,353,209.60 = 598,726.92/x
  3. Step 3: Cross multiply
    980,479.92x = 1,353,209.60 × 598,726.92
  4. Step 4: Simplify right side
    980,479.92x = 810,203,015,922.43
  5. Step 5: Solve for x
    x = 810,203,015,922.43/980,479.92
  6. Step 6: Final answer
    x = 826,333.10

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1.5x scale

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.