Home / 797,945.60-1,195,946.40-347,715.20

Finding the Fourth Proportional to 797,945.60, 1,195,946.40 and 347,715.20

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Solution

The fourth proportional to 797,945.60, 1,195,946.40 and 347,715.20 is: 521,149.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,945.60 : 1,195,946.40 = 347,715.20 : x
  2. Step 2: Convert to fraction form
    797,945.60/1,195,946.40 = 347,715.20/x
  3. Step 3: Cross multiply
    797,945.60x = 1,195,946.40 × 347,715.20
  4. Step 4: Simplify right side
    797,945.60x = 415,848,741,665.28
  5. Step 5: Solve for x
    x = 415,848,741,665.28/797,945.60
  6. Step 6: Final answer
    x = 521,149.24

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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.