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Finding the Fourth Proportional to 341,513.76, 471,245.52 and 190,617.12

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Solution

The fourth proportional to 341,513.76, 471,245.52 and 190,617.12 is: 263,027.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,513.76 : 471,245.52 = 190,617.12 : x
  2. Step 2: Convert to fraction form
    341,513.76/471,245.52 = 190,617.12/x
  3. Step 3: Cross multiply
    341,513.76x = 471,245.52 × 190,617.12
  4. Step 4: Simplify right side
    341,513.76x = 89,827,463,835.30
  5. Step 5: Solve for x
    x = 89,827,463,835.30/341,513.76
  6. Step 6: Final answer
    x = 263,027.36

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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.