Home / 819,157.61-1,228,539.26-250,543.69

Finding the Fourth Proportional to 819,157.61, 1,228,539.26 and 250,543.69

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Solution

The fourth proportional to 819,157.61, 1,228,539.26 and 250,543.69 is: 375,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,157.61 : 1,228,539.26 = 250,543.69 : x
  2. Step 2: Convert to fraction form
    819,157.61/1,228,539.26 = 250,543.69/x
  3. Step 3: Cross multiply
    819,157.61x = 1,228,539.26 × 250,543.69
  4. Step 4: Simplify right side
    819,157.61x = 307,802,757,065.28
  5. Step 5: Solve for x
    x = 307,802,757,065.28/819,157.61
  6. Step 6: Final answer
    x = 375,755.23

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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.