Home / 341,382.39-471,071.97-188,417.76

Finding the Fourth Proportional to 341,382.39, 471,071.97 and 188,417.76

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Solution

The fourth proportional to 341,382.39, 471,071.97 and 188,417.76 is: 259,996.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,382.39 : 471,071.97 = 188,417.76 : x
  2. Step 2: Convert to fraction form
    341,382.39/471,071.97 = 188,417.76/x
  3. Step 3: Cross multiply
    341,382.39x = 471,071.97 × 188,417.76
  4. Step 4: Simplify right side
    341,382.39x = 88,758,325,386.19
  5. Step 5: Solve for x
    x = 88,758,325,386.19/341,382.39
  6. Step 6: Final answer
    x = 259,996.79

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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.