Home / 561,629.97-774,927.27-332,199.90

Finding the Fourth Proportional to 561,629.97, 774,927.27 and 332,199.90

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Solution

The fourth proportional to 561,629.97, 774,927.27 and 332,199.90 is: 458,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,629.97 : 774,927.27 = 332,199.90 : x
  2. Step 2: Convert to fraction form
    561,629.97/774,927.27 = 332,199.90/x
  3. Step 3: Cross multiply
    561,629.97x = 774,927.27 × 332,199.90
  4. Step 4: Simplify right side
    561,629.97x = 257,430,761,601.27
  5. Step 5: Solve for x
    x = 257,430,761,601.27/561,629.97
  6. Step 6: Final answer
    x = 458,363.65

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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.