Home / 936,311.60-1,404,467.40-576,768.80

Finding the Fourth Proportional to 936,311.60, 1,404,467.40 and 576,768.80

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Solution

The fourth proportional to 936,311.60, 1,404,467.40 and 576,768.80 is: 865,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,311.60 : 1,404,467.40 = 576,768.80 : x
  2. Step 2: Convert to fraction form
    936,311.60/1,404,467.40 = 576,768.80/x
  3. Step 3: Cross multiply
    936,311.60x = 1,404,467.40 × 576,768.80
  4. Step 4: Simplify right side
    936,311.60x = 810,052,976,937.12
  5. Step 5: Solve for x
    x = 810,052,976,937.12/936,311.60
  6. Step 6: Final answer
    x = 865,153.20

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Similar ratio
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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.