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Finding the Fourth Proportional to 341,700.59, 471,544.57 and 188,748.64

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Solution

The fourth proportional to 341,700.59, 471,544.57 and 188,748.64 is: 260,471.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,700.59 : 471,544.57 = 188,748.64 : x
  2. Step 2: Convert to fraction form
    341,700.59/471,544.57 = 188,748.64/x
  3. Step 3: Cross multiply
    341,700.59x = 471,544.57 × 188,748.64
  4. Step 4: Simplify right side
    341,700.59x = 89,003,395,166.39
  5. Step 5: Solve for x
    x = 89,003,395,166.39/341,700.59
  6. Step 6: Final answer
    x = 260,471.88

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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.