Home / 958,265.49-1,322,400.99-528,544.59

Finding the Fourth Proportional to 958,265.49, 1,322,400.99 and 528,544.59

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Solution

The fourth proportional to 958,265.49, 1,322,400.99 and 528,544.59 is: 729,388.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,265.49 : 1,322,400.99 = 528,544.59 : x
  2. Step 2: Convert to fraction form
    958,265.49/1,322,400.99 = 528,544.59/x
  3. Step 3: Cross multiply
    958,265.49x = 1,322,400.99 × 528,544.59
  4. Step 4: Simplify right side
    958,265.49x = 698,947,890,563.63
  5. Step 5: Solve for x
    x = 698,947,890,563.63/958,265.49
  6. Step 6: Final answer
    x = 729,388.57

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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.