Home / 767,773.20-1,151,659.80-607,414.80

Finding the Fourth Proportional to 767,773.20, 1,151,659.80 and 607,414.80

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Solution

The fourth proportional to 767,773.20, 1,151,659.80 and 607,414.80 is: 911,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,773.20 : 1,151,659.80 = 607,414.80 : x
  2. Step 2: Convert to fraction form
    767,773.20/1,151,659.80 = 607,414.80/x
  3. Step 3: Cross multiply
    767,773.20x = 1,151,659.80 × 607,414.80
  4. Step 4: Simplify right side
    767,773.20x = 699,535,207,085.04
  5. Step 5: Solve for x
    x = 699,535,207,085.04/767,773.20
  6. Step 6: Final answer
    x = 911,122.20

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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.