Home / 923,604.26-1,274,562.09-515,713.25

Finding the Fourth Proportional to 923,604.26, 1,274,562.09 and 515,713.25

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Solution

The fourth proportional to 923,604.26, 1,274,562.09 and 515,713.25 is: 711,677.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,604.26 : 1,274,562.09 = 515,713.25 : x
  2. Step 2: Convert to fraction form
    923,604.26/1,274,562.09 = 515,713.25/x
  3. Step 3: Cross multiply
    923,604.26x = 1,274,562.09 × 515,713.25
  4. Step 4: Simplify right side
    923,604.26x = 657,308,560,947.10
  5. Step 5: Solve for x
    x = 657,308,560,947.10/923,604.26
  6. Step 6: Final answer
    x = 711,677.71

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Double scale
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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.