Home / 827,136.24-1,141,881.60-556,626.48

Finding the Fourth Proportional to 827,136.24, 1,141,881.60 and 556,626.48

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Solution

The fourth proportional to 827,136.24, 1,141,881.60 and 556,626.48 is: 768,436.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,136.24 : 1,141,881.60 = 556,626.48 : x
  2. Step 2: Convert to fraction form
    827,136.24/1,141,881.60 = 556,626.48/x
  3. Step 3: Cross multiply
    827,136.24x = 1,141,881.60 × 556,626.48
  4. Step 4: Simplify right side
    827,136.24x = 635,601,535,584.77
  5. Step 5: Solve for x
    x = 635,601,535,584.77/827,136.24
  6. Step 6: Final answer
    x = 768,436.33

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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.