Home / 850,233.87-1,173,375.78-468,260.55

Finding the Fourth Proportional to 850,233.87, 1,173,375.78 and 468,260.55

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Solution

The fourth proportional to 850,233.87, 1,173,375.78 and 468,260.55 is: 646,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,233.87 : 1,173,375.78 = 468,260.55 : x
  2. Step 2: Convert to fraction form
    850,233.87/1,173,375.78 = 468,260.55/x
  3. Step 3: Cross multiply
    850,233.87x = 1,173,375.78 × 468,260.55
  4. Step 4: Simplify right side
    850,233.87x = 549,445,588,099.48
  5. Step 5: Solve for x
    x = 549,445,588,099.48/850,233.87
  6. Step 6: Final answer
    x = 646,228.77

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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.