Home / 886,723.30-1,330,519.62-549,674.71

Finding the Fourth Proportional to 886,723.30, 1,330,519.62 and 549,674.71

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Solution

The fourth proportional to 886,723.30, 1,330,519.62 and 549,674.71 is: 824,781.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,723.30 : 1,330,519.62 = 549,674.71 : x
  2. Step 2: Convert to fraction form
    886,723.30/1,330,519.62 = 549,674.71/x
  3. Step 3: Cross multiply
    886,723.30x = 1,330,519.62 × 549,674.71
  4. Step 4: Simplify right side
    886,723.30x = 731,352,981,915.87
  5. Step 5: Solve for x
    x = 731,352,981,915.87/886,723.30
  6. Step 6: Final answer
    x = 824,781.51

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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.