Home / 930,480.80-1,397,033.40-576,186.80

Finding the Fourth Proportional to 930,480.80, 1,397,033.40 and 576,186.80

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Solution

The fourth proportional to 930,480.80, 1,397,033.40 and 576,186.80 is: 865,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,480.80 : 1,397,033.40 = 576,186.80 : x
  2. Step 2: Convert to fraction form
    930,480.80/1,397,033.40 = 576,186.80/x
  3. Step 3: Cross multiply
    930,480.80x = 1,397,033.40 × 576,186.80
  4. Step 4: Simplify right side
    930,480.80x = 804,952,204,239.12
  5. Step 5: Solve for x
    x = 804,952,204,239.12/930,480.80
  6. Step 6: Final answer
    x = 865,092.76

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1.5x scale

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.