Home / 788,520.08-1,182,779.99-189,481.24

Finding the Fourth Proportional to 788,520.08, 1,182,779.99 and 189,481.24

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Solution

The fourth proportional to 788,520.08, 1,182,779.99 and 189,481.24 is: 284,221.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,520.08 : 1,182,779.99 = 189,481.24 : x
  2. Step 2: Convert to fraction form
    788,520.08/1,182,779.99 = 189,481.24/x
  3. Step 3: Cross multiply
    788,520.08x = 1,182,779.99 × 189,481.24
  4. Step 4: Simplify right side
    788,520.08x = 224,114,615,958.59
  5. Step 5: Solve for x
    x = 224,114,615,958.59/788,520.08
  6. Step 6: Final answer
    x = 284,221.83

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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.