Home / 341,865.36-471,764.26-188,901.12

Finding the Fourth Proportional to 341,865.36, 471,764.26 and 188,901.12

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Solution

The fourth proportional to 341,865.36, 471,764.26 and 188,901.12 is: 260,678.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,865.36 : 471,764.26 = 188,901.12 : x
  2. Step 2: Convert to fraction form
    341,865.36/471,764.26 = 188,901.12/x
  3. Step 3: Cross multiply
    341,865.36x = 471,764.26 × 188,901.12
  4. Step 4: Simplify right side
    341,865.36x = 89,116,797,089.97
  5. Step 5: Solve for x
    x = 89,116,797,089.97/341,865.36
  6. Step 6: Final answer
    x = 260,678.05

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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.