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Finding the Fourth Proportional to 341,969.58, 471,975.42 and 231,538.14

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Solution

The fourth proportional to 341,969.58, 471,975.42 and 231,538.14 is: 319,561.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,969.58 : 471,975.42 = 231,538.14 : x
  2. Step 2: Convert to fraction form
    341,969.58/471,975.42 = 231,538.14/x
  3. Step 3: Cross multiply
    341,969.58x = 471,975.42 × 231,538.14
  4. Step 4: Simplify right side
    341,969.58x = 109,280,308,512.64
  5. Step 5: Solve for x
    x = 109,280,308,512.64/341,969.58
  6. Step 6: Final answer
    x = 319,561.49

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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.