Home / 959,769.50-1,324,481.92-557,387.42

Finding the Fourth Proportional to 959,769.50, 1,324,481.92 and 557,387.42

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Solution

The fourth proportional to 959,769.50, 1,324,481.92 and 557,387.42 is: 769,194.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,769.50 : 1,324,481.92 = 557,387.42 : x
  2. Step 2: Convert to fraction form
    959,769.50/1,324,481.92 = 557,387.42/x
  3. Step 3: Cross multiply
    959,769.50x = 1,324,481.92 × 557,387.42
  4. Step 4: Simplify right side
    959,769.50x = 738,249,560,225.45
  5. Step 5: Solve for x
    x = 738,249,560,225.45/959,769.50
  6. Step 6: Final answer
    x = 769,194.65

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1.5x scale

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.