Home / 557,440.63-839,876.45-504,191.94

Finding the Fourth Proportional to 557,440.63, 839,876.45 and 504,191.94

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Solution

The fourth proportional to 557,440.63, 839,876.45 and 504,191.94 is: 759,648.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,440.63 : 839,876.45 = 504,191.94 : x
  2. Step 2: Convert to fraction form
    557,440.63/839,876.45 = 504,191.94/x
  3. Step 3: Cross multiply
    557,440.63x = 839,876.45 × 504,191.94
  4. Step 4: Simplify right side
    557,440.63x = 423,458,935,739.62
  5. Step 5: Solve for x
    x = 423,458,935,739.62/557,440.63
  6. Step 6: Final answer
    x = 759,648.49

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.