Home / 366,628.20-549,942.30-273,316.20

Finding the Fourth Proportional to 366,628.20, 549,942.30 and 273,316.20

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Solution

The fourth proportional to 366,628.20, 549,942.30 and 273,316.20 is: 409,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,628.20 : 549,942.30 = 273,316.20 : x
  2. Step 2: Convert to fraction form
    366,628.20/549,942.30 = 273,316.20/x
  3. Step 3: Cross multiply
    366,628.20x = 549,942.30 × 273,316.20
  4. Step 4: Simplify right side
    366,628.20x = 150,308,139,655.26
  5. Step 5: Solve for x
    x = 150,308,139,655.26/366,628.20
  6. Step 6: Final answer
    x = 409,974.30

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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.