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Finding the Fourth Proportional to 650,654.45, 897,914.24 and 356,330.04

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Solution

The fourth proportional to 650,654.45, 897,914.24 and 356,330.04 is: 491,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,654.45 : 897,914.24 = 356,330.04 : x
  2. Step 2: Convert to fraction form
    650,654.45/897,914.24 = 356,330.04/x
  3. Step 3: Cross multiply
    650,654.45x = 897,914.24 × 356,330.04
  4. Step 4: Simplify right side
    650,654.45x = 319,953,812,241.00
  5. Step 5: Solve for x
    x = 319,953,812,241.00/650,654.45
  6. Step 6: Final answer
    x = 491,741.53

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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.