Home / 958,571.76-1,322,760.78-539,528.70

Finding the Fourth Proportional to 958,571.76, 1,322,760.78 and 539,528.70

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Solution

The fourth proportional to 958,571.76, 1,322,760.78 and 539,528.70 is: 744,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,571.76 : 1,322,760.78 = 539,528.70 : x
  2. Step 2: Convert to fraction form
    958,571.76/1,322,760.78 = 539,528.70/x
  3. Step 3: Cross multiply
    958,571.76x = 1,322,760.78 × 539,528.70
  4. Step 4: Simplify right side
    958,571.76x = 713,667,404,044.39
  5. Step 5: Solve for x
    x = 713,667,404,044.39/958,571.76
  6. Step 6: Final answer
    x = 744,511.19

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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.