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Finding the Fourth Proportional to 344,137.14, 474,893.10 and 191,185.20

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Solution

The fourth proportional to 344,137.14, 474,893.10 and 191,185.20 is: 263,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,137.14 : 474,893.10 = 191,185.20 : x
  2. Step 2: Convert to fraction form
    344,137.14/474,893.10 = 191,185.20/x
  3. Step 3: Cross multiply
    344,137.14x = 474,893.10 × 191,185.20
  4. Step 4: Simplify right side
    344,137.14x = 90,792,532,302.12
  5. Step 5: Solve for x
    x = 90,792,532,302.12/344,137.14
  6. Step 6: Final answer
    x = 263,826.60

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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.