Home / 791,379.92-1,092,571.08-519,922.16

Finding the Fourth Proportional to 791,379.92, 1,092,571.08 and 519,922.16

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Solution

The fourth proportional to 791,379.92, 1,092,571.08 and 519,922.16 is: 717,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,379.92 : 1,092,571.08 = 519,922.16 : x
  2. Step 2: Convert to fraction form
    791,379.92/1,092,571.08 = 519,922.16/x
  3. Step 3: Cross multiply
    791,379.92x = 1,092,571.08 × 519,922.16
  4. Step 4: Simplify right side
    791,379.92x = 568,051,915,867.13
  5. Step 5: Solve for x
    x = 568,051,915,867.13/791,379.92
  6. Step 6: Final answer
    x = 717,799.25

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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.