Home / 936,561.56-1,291,377.56-691,900.30

Finding the Fourth Proportional to 936,561.56, 1,291,377.56 and 691,900.30

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Solution

The fourth proportional to 936,561.56, 1,291,377.56 and 691,900.30 is: 954,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,561.56 : 1,291,377.56 = 691,900.30 : x
  2. Step 2: Convert to fraction form
    936,561.56/1,291,377.56 = 691,900.30/x
  3. Step 3: Cross multiply
    936,561.56x = 1,291,377.56 × 691,900.30
  4. Step 4: Simplify right side
    936,561.56x = 893,504,521,177.27
  5. Step 5: Solve for x
    x = 893,504,521,177.27/936,561.56
  6. Step 6: Final answer
    x = 954,026.47

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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.