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Finding the Fourth Proportional to 341,420.59, 471,160.43 and 188,458.82

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Solution

The fourth proportional to 341,420.59, 471,160.43 and 188,458.82 is: 260,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,420.59 : 471,160.43 = 188,458.82 : x
  2. Step 2: Convert to fraction form
    341,420.59/471,160.43 = 188,458.82/x
  3. Step 3: Cross multiply
    341,420.59x = 471,160.43 × 188,458.82
  4. Step 4: Simplify right side
    341,420.59x = 88,794,336,783.84
  5. Step 5: Solve for x
    x = 88,794,336,783.84/341,420.59
  6. Step 6: Final answer
    x = 260,073.18

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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.