Home / 341,315.97-471,012.75-188,355.57

Finding the Fourth Proportional to 341,315.97, 471,012.75 and 188,355.57

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Solution

The fourth proportional to 341,315.97, 471,012.75 and 188,355.57 is: 259,928.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,315.97 : 471,012.75 = 188,355.57 : x
  2. Step 2: Convert to fraction form
    341,315.97/471,012.75 = 188,355.57/x
  3. Step 3: Cross multiply
    341,315.97x = 471,012.75 × 188,355.57
  4. Step 4: Simplify right side
    341,315.97x = 88,717,875,003.52
  5. Step 5: Solve for x
    x = 88,717,875,003.52/341,315.97
  6. Step 6: Final answer
    x = 259,928.87

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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.