Home / 886,406.70-1,330,594.20-549,827.40

Finding the Fourth Proportional to 886,406.70, 1,330,594.20 and 549,827.40

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Solution

The fourth proportional to 886,406.70, 1,330,594.20 and 549,827.40 is: 825,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,406.70 : 1,330,594.20 = 549,827.40 : x
  2. Step 2: Convert to fraction form
    886,406.70/1,330,594.20 = 549,827.40/x
  3. Step 3: Cross multiply
    886,406.70x = 1,330,594.20 × 549,827.40
  4. Step 4: Simplify right side
    886,406.70x = 731,597,149,441.08
  5. Step 5: Solve for x
    x = 731,597,149,441.08/886,406.70
  6. Step 6: Final answer
    x = 825,351.56

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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.