Home / 291,980.28-403,033.10-171,160.44

Finding the Fourth Proportional to 291,980.28, 403,033.10 and 171,160.44

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Solution

The fourth proportional to 291,980.28, 403,033.10 and 171,160.44 is: 236,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,980.28 : 403,033.10 = 171,160.44 : x
  2. Step 2: Convert to fraction form
    291,980.28/403,033.10 = 171,160.44/x
  3. Step 3: Cross multiply
    291,980.28x = 403,033.10 × 171,160.44
  4. Step 4: Simplify right side
    291,980.28x = 68,983,322,730.56
  5. Step 5: Solve for x
    x = 68,983,322,730.56/291,980.28
  6. Step 6: Final answer
    x = 236,260.21

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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.