Home / 850,150.72-1,173,215.68-468,179.04

Finding the Fourth Proportional to 850,150.72, 1,173,215.68 and 468,179.04

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Solution

The fourth proportional to 850,150.72, 1,173,215.68 and 468,179.04 is: 646,091.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,150.72 : 1,173,215.68 = 468,179.04 : x
  2. Step 2: Convert to fraction form
    850,150.72/1,173,215.68 = 468,179.04/x
  3. Step 3: Cross multiply
    850,150.72x = 1,173,215.68 × 468,179.04
  4. Step 4: Simplify right side
    850,150.72x = 549,274,990,775.35
  5. Step 5: Solve for x
    x = 549,274,990,775.35/850,150.72
  6. Step 6: Final answer
    x = 646,091.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.