Home / 980,296.41-1,352,733.32-550,493.50

Finding the Fourth Proportional to 980,296.41, 1,352,733.32 and 550,493.50

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Solution

The fourth proportional to 980,296.41, 1,352,733.32 and 550,493.50 is: 759,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,296.41 : 1,352,733.32 = 550,493.50 : x
  2. Step 2: Convert to fraction form
    980,296.41/1,352,733.32 = 550,493.50/x
  3. Step 3: Cross multiply
    980,296.41x = 1,352,733.32 × 550,493.50
  4. Step 4: Simplify right side
    980,296.41x = 744,670,899,893.42
  5. Step 5: Solve for x
    x = 744,670,899,893.42/980,296.41
  6. Step 6: Final answer
    x = 759,638.51

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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.