Home / 824,290.47-1,136,952.75-579,793.77

Finding the Fourth Proportional to 824,290.47, 1,136,952.75 and 579,793.77

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Solution

The fourth proportional to 824,290.47, 1,136,952.75 and 579,793.77 is: 799,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,290.47 : 1,136,952.75 = 579,793.77 : x
  2. Step 2: Convert to fraction form
    824,290.47/1,136,952.75 = 579,793.77/x
  3. Step 3: Cross multiply
    824,290.47x = 1,136,952.75 × 579,793.77
  4. Step 4: Simplify right side
    824,290.47x = 659,198,121,234.37
  5. Step 5: Solve for x
    x = 659,198,121,234.37/824,290.47
  6. Step 6: Final answer
    x = 799,715.81

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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.