Home / 1,150,619.28-1,725,928-309,171.04

Finding the Fourth Proportional to 1,150,619.28, 1,725,928 and 309,171.04

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Solution

The fourth proportional to 1,150,619.28, 1,725,928 and 309,171.04 is: 463,756.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,619.28 : 1,725,928 = 309,171.04 : x
  2. Step 2: Convert to fraction form
    1,150,619.28/1,725,928 = 309,171.04/x
  3. Step 3: Cross multiply
    1,150,619.28x = 1,725,928 × 309,171.04
  4. Step 4: Simplify right side
    1,150,619.28x = 533,606,954,725.12
  5. Step 5: Solve for x
    x = 533,606,954,725.12/1,150,619.28
  6. Step 6: Final answer
    x = 463,756.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.