Home / 828,394.64-1,241,402.52-354,951.44

Finding the Fourth Proportional to 828,394.64, 1,241,402.52 and 354,951.44

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Solution

The fourth proportional to 828,394.64, 1,241,402.52 and 354,951.44 is: 531,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,394.64 : 1,241,402.52 = 354,951.44 : x
  2. Step 2: Convert to fraction form
    828,394.64/1,241,402.52 = 354,951.44/x
  3. Step 3: Cross multiply
    828,394.64x = 1,241,402.52 × 354,951.44
  4. Step 4: Simplify right side
    828,394.64x = 440,637,612,093.63
  5. Step 5: Solve for x
    x = 440,637,612,093.63/828,394.64
  6. Step 6: Final answer
    x = 531,917.51

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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.