Home / 331,559.13-457,551.66-180,656.13

Finding the Fourth Proportional to 331,559.13, 457,551.66 and 180,656.13

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Solution

The fourth proportional to 331,559.13, 457,551.66 and 180,656.13 is: 249,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,559.13 : 457,551.66 = 180,656.13 : x
  2. Step 2: Convert to fraction form
    331,559.13/457,551.66 = 180,656.13/x
  3. Step 3: Cross multiply
    331,559.13x = 457,551.66 × 180,656.13
  4. Step 4: Simplify right side
    331,559.13x = 82,659,512,170.68
  5. Step 5: Solve for x
    x = 82,659,512,170.68/331,559.13
  6. Step 6: Final answer
    x = 249,305.49

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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.