Home / 341,972.58-471,979.56-231,541.14

Finding the Fourth Proportional to 341,972.58, 471,979.56 and 231,541.14

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Solution

The fourth proportional to 341,972.58, 471,979.56 and 231,541.14 is: 319,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,972.58 : 471,979.56 = 231,541.14 : x
  2. Step 2: Convert to fraction form
    341,972.58/471,979.56 = 231,541.14/x
  3. Step 3: Cross multiply
    341,972.58x = 471,979.56 × 231,541.14
  4. Step 4: Simplify right side
    341,972.58x = 109,282,685,379.10
  5. Step 5: Solve for x
    x = 109,282,685,379.10/341,972.58
  6. Step 6: Final answer
    x = 319,565.64

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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.