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Finding the Fourth Proportional to 341,653.94, 471,485.96 and 188,695.97

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Solution

The fourth proportional to 341,653.94, 471,485.96 and 188,695.97 is: 260,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,653.94 : 471,485.96 = 188,695.97 : x
  2. Step 2: Convert to fraction form
    341,653.94/471,485.96 = 188,695.97/x
  3. Step 3: Cross multiply
    341,653.94x = 471,485.96 × 188,695.97
  4. Step 4: Simplify right side
    341,653.94x = 88,967,497,262.67
  5. Step 5: Solve for x
    x = 88,967,497,262.67/341,653.94
  6. Step 6: Final answer
    x = 260,402.38

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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.