Home / 848,619.92-1,171,055.40-466,662.80

Finding the Fourth Proportional to 848,619.92, 1,171,055.40 and 466,662.80

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Solution

The fourth proportional to 848,619.92, 1,171,055.40 and 466,662.80 is: 643,972.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,619.92 : 1,171,055.40 = 466,662.80 : x
  2. Step 2: Convert to fraction form
    848,619.92/1,171,055.40 = 466,662.80/x
  3. Step 3: Cross multiply
    848,619.92x = 1,171,055.40 × 466,662.80
  4. Step 4: Simplify right side
    848,619.92x = 546,487,991,919.12
  5. Step 5: Solve for x
    x = 546,487,991,919.12/848,619.92
  6. Step 6: Final answer
    x = 643,972.62

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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.