Home / 958,260.60-1,322,351.88-528,515.10

Finding the Fourth Proportional to 958,260.60, 1,322,351.88 and 528,515.10

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Solution

The fourth proportional to 958,260.60, 1,322,351.88 and 528,515.10 is: 729,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,260.60 : 1,322,351.88 = 528,515.10 : x
  2. Step 2: Convert to fraction form
    958,260.60/1,322,351.88 = 528,515.10/x
  3. Step 3: Cross multiply
    958,260.60x = 1,322,351.88 × 528,515.10
  4. Step 4: Simplify right side
    958,260.60x = 698,882,936,093.39
  5. Step 5: Solve for x
    x = 698,882,936,093.39/958,260.60
  6. Step 6: Final answer
    x = 729,324.50

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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.