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Finding the Fourth Proportional to 370,796.87, 511,511.87 and 234,601.45

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Solution

The fourth proportional to 370,796.87, 511,511.87 and 234,601.45 is: 323,631.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,796.87 : 511,511.87 = 234,601.45 : x
  2. Step 2: Convert to fraction form
    370,796.87/511,511.87 = 234,601.45/x
  3. Step 3: Cross multiply
    370,796.87x = 511,511.87 × 234,601.45
  4. Step 4: Simplify right side
    370,796.87x = 120,001,425,701.94
  5. Step 5: Solve for x
    x = 120,001,425,701.94/370,796.87
  6. Step 6: Final answer
    x = 323,631.17

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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.