Home / 689,195.60-1,033,793.40-531,731.60

Finding the Fourth Proportional to 689,195.60, 1,033,793.40 and 531,731.60

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Solution

The fourth proportional to 689,195.60, 1,033,793.40 and 531,731.60 is: 797,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,195.60 : 1,033,793.40 = 531,731.60 : x
  2. Step 2: Convert to fraction form
    689,195.60/1,033,793.40 = 531,731.60/x
  3. Step 3: Cross multiply
    689,195.60x = 1,033,793.40 × 531,731.60
  4. Step 4: Simplify right side
    689,195.60x = 549,700,618,651.44
  5. Step 5: Solve for x
    x = 549,700,618,651.44/689,195.60
  6. Step 6: Final answer
    x = 797,597.40

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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.