Home / 856,158.26-1,284,250.01-406,924.97

Finding the Fourth Proportional to 856,158.26, 1,284,250.01 and 406,924.97

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Solution

The fourth proportional to 856,158.26, 1,284,250.01 and 406,924.97 is: 610,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,158.26 : 1,284,250.01 = 406,924.97 : x
  2. Step 2: Convert to fraction form
    856,158.26/1,284,250.01 = 406,924.97/x
  3. Step 3: Cross multiply
    856,158.26x = 1,284,250.01 × 406,924.97
  4. Step 4: Simplify right side
    856,158.26x = 522,593,388,335.88
  5. Step 5: Solve for x
    x = 522,593,388,335.88/856,158.26
  6. Step 6: Final answer
    x = 610,393.45

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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.