Home / 851,394.54-1,276,229.43-552,064.98

Finding the Fourth Proportional to 851,394.54, 1,276,229.43 and 552,064.98

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Solution

The fourth proportional to 851,394.54, 1,276,229.43 and 552,064.98 is: 827,538.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,394.54 : 1,276,229.43 = 552,064.98 : x
  2. Step 2: Convert to fraction form
    851,394.54/1,276,229.43 = 552,064.98/x
  3. Step 3: Cross multiply
    851,394.54x = 1,276,229.43 × 552,064.98
  4. Step 4: Simplify right side
    851,394.54x = 704,561,574,748.36
  5. Step 5: Solve for x
    x = 704,561,574,748.36/851,394.54
  6. Step 6: Final answer
    x = 827,538.28

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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.