Home / 936,300.60-1,404,450.90-576,757.80

Finding the Fourth Proportional to 936,300.60, 1,404,450.90 and 576,757.80

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Solution

The fourth proportional to 936,300.60, 1,404,450.90 and 576,757.80 is: 865,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,300.60 : 1,404,450.90 = 576,757.80 : x
  2. Step 2: Convert to fraction form
    936,300.60/1,404,450.90 = 576,757.80/x
  3. Step 3: Cross multiply
    936,300.60x = 1,404,450.90 × 576,757.80
  4. Step 4: Simplify right side
    936,300.60x = 810,028,011,292.02
  5. Step 5: Solve for x
    x = 810,028,011,292.02/936,300.60
  6. Step 6: Final answer
    x = 865,136.70

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Double scale
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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.