Home / 366,176.20-549,064.07-290,759.20

Finding the Fourth Proportional to 366,176.20, 549,064.07 and 290,759.20

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Solution

The fourth proportional to 366,176.20, 549,064.07 and 290,759.20 is: 435,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,176.20 : 549,064.07 = 290,759.20 : x
  2. Step 2: Convert to fraction form
    366,176.20/549,064.07 = 290,759.20/x
  3. Step 3: Cross multiply
    366,176.20x = 549,064.07 × 290,759.20
  4. Step 4: Simplify right side
    366,176.20x = 159,645,429,741.94
  5. Step 5: Solve for x
    x = 159,645,429,741.94/366,176.20
  6. Step 6: Final answer
    x = 435,979.81

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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.