Home / 726,833.60-1,091,416.80-549,540.80

Finding the Fourth Proportional to 726,833.60, 1,091,416.80 and 549,540.80

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Solution

The fourth proportional to 726,833.60, 1,091,416.80 and 549,540.80 is: 825,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,833.60 : 1,091,416.80 = 549,540.80 : x
  2. Step 2: Convert to fraction form
    726,833.60/1,091,416.80 = 549,540.80/x
  3. Step 3: Cross multiply
    726,833.60x = 1,091,416.80 × 549,540.80
  4. Step 4: Simplify right side
    726,833.60x = 599,778,061,405.44
  5. Step 5: Solve for x
    x = 599,778,061,405.44/726,833.60
  6. Step 6: Final answer
    x = 825,193.09

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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.