Home / 341,431.11-471,175.03-188,469.40

Finding the Fourth Proportional to 341,431.11, 471,175.03 and 188,469.40

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Solution

The fourth proportional to 341,431.11, 471,175.03 and 188,469.40 is: 260,087.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,431.11 : 471,175.03 = 188,469.40 : x
  2. Step 2: Convert to fraction form
    341,431.11/471,175.03 = 188,469.40/x
  3. Step 3: Cross multiply
    341,431.11x = 471,175.03 × 188,469.40
  4. Step 4: Simplify right side
    341,431.11x = 88,802,074,080.04
  5. Step 5: Solve for x
    x = 88,802,074,080.04/341,431.11
  6. Step 6: Final answer
    x = 260,087.82

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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.