Home / 773,695.80-1,067,628.78-434,101.56

Finding the Fourth Proportional to 773,695.80, 1,067,628.78 and 434,101.56

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Solution

The fourth proportional to 773,695.80, 1,067,628.78 and 434,101.56 is: 599,020.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,695.80 : 1,067,628.78 = 434,101.56 : x
  2. Step 2: Convert to fraction form
    773,695.80/1,067,628.78 = 434,101.56/x
  3. Step 3: Cross multiply
    773,695.80x = 1,067,628.78 × 434,101.56
  4. Step 4: Simplify right side
    773,695.80x = 463,459,318,898.90
  5. Step 5: Solve for x
    x = 463,459,318,898.90/773,695.80
  6. Step 6: Final answer
    x = 599,020.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.