Home / 824,899.88-1,137,169-579,136.44

Finding the Fourth Proportional to 824,899.88, 1,137,169 and 579,136.44

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Solution

The fourth proportional to 824,899.88, 1,137,169 and 579,136.44 is: 798,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,899.88 : 1,137,169 = 579,136.44 : x
  2. Step 2: Convert to fraction form
    824,899.88/1,137,169 = 579,136.44/x
  3. Step 3: Cross multiply
    824,899.88x = 1,137,169 × 579,136.44
  4. Step 4: Simplify right side
    824,899.88x = 658,576,006,338.36
  5. Step 5: Solve for x
    x = 658,576,006,338.36/824,899.88
  6. Step 6: Final answer
    x = 798,370.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.