Home / 848,967.39-1,273,288.50-329,642.55

Finding the Fourth Proportional to 848,967.39, 1,273,288.50 and 329,642.55

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Solution

The fourth proportional to 848,967.39, 1,273,288.50 and 329,642.55 is: 494,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,967.39 : 1,273,288.50 = 329,642.55 : x
  2. Step 2: Convert to fraction form
    848,967.39/1,273,288.50 = 329,642.55/x
  3. Step 3: Cross multiply
    848,967.39x = 1,273,288.50 × 329,642.55
  4. Step 4: Simplify right side
    848,967.39x = 419,730,068,025.68
  5. Step 5: Solve for x
    x = 419,730,068,025.68/848,967.39
  6. Step 6: Final answer
    x = 494,400.70

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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.