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Finding the Fourth Proportional to 341,758.25, 471,624.87 and 188,796.51

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Solution

The fourth proportional to 341,758.25, 471,624.87 and 188,796.51 is: 260,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,758.25 : 471,624.87 = 188,796.51 : x
  2. Step 2: Convert to fraction form
    341,758.25/471,624.87 = 188,796.51/x
  3. Step 3: Cross multiply
    341,758.25x = 471,624.87 × 188,796.51
  4. Step 4: Simplify right side
    341,758.25x = 89,041,129,485.20
  5. Step 5: Solve for x
    x = 89,041,129,485.20/341,758.25
  6. Step 6: Final answer
    x = 260,538.35

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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.