Home / 768,734.78-1,153,106.26-504,170.66

Finding the Fourth Proportional to 768,734.78, 1,153,106.26 and 504,170.66

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Solution

The fourth proportional to 768,734.78, 1,153,106.26 and 504,170.66 is: 756,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,734.78 : 1,153,106.26 = 504,170.66 : x
  2. Step 2: Convert to fraction form
    768,734.78/1,153,106.26 = 504,170.66/x
  3. Step 3: Cross multiply
    768,734.78x = 1,153,106.26 × 504,170.66
  4. Step 4: Simplify right side
    768,734.78x = 581,362,345,776.67
  5. Step 5: Solve for x
    x = 581,362,345,776.67/768,734.78
  6. Step 6: Final answer
    x = 756,258.68

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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.