Home / 695,784.60-1,043,774.10-296,422.20

Finding the Fourth Proportional to 695,784.60, 1,043,774.10 and 296,422.20

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Solution

The fourth proportional to 695,784.60, 1,043,774.10 and 296,422.20 is: 444,674.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,784.60 : 1,043,774.10 = 296,422.20 : x
  2. Step 2: Convert to fraction form
    695,784.60/1,043,774.10 = 296,422.20/x
  3. Step 3: Cross multiply
    695,784.60x = 1,043,774.10 × 296,422.20
  4. Step 4: Simplify right side
    695,784.60x = 309,397,815,025.02
  5. Step 5: Solve for x
    x = 309,397,815,025.02/695,784.60
  6. Step 6: Final answer
    x = 444,674.71

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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.