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Finding the Fourth Proportional to 341,616.23, 471,449.08 and 188,654.04

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Solution

The fourth proportional to 341,616.23, 471,449.08 and 188,654.04 is: 260,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,616.23 : 471,449.08 = 188,654.04 : x
  2. Step 2: Convert to fraction form
    341,616.23/471,449.08 = 188,654.04/x
  3. Step 3: Cross multiply
    341,616.23x = 471,449.08 × 188,654.04
  4. Step 4: Simplify right side
    341,616.23x = 88,940,773,036.74
  5. Step 5: Solve for x
    x = 88,940,773,036.74/341,616.23
  6. Step 6: Final answer
    x = 260,352.89

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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.