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Finding the Fourth Proportional to 609,903.66, 841,672 and 337,976.09

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Solution

The fourth proportional to 609,903.66, 841,672 and 337,976.09 is: 466,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,903.66 : 841,672 = 337,976.09 : x
  2. Step 2: Convert to fraction form
    609,903.66/841,672 = 337,976.09/x
  3. Step 3: Cross multiply
    609,903.66x = 841,672 × 337,976.09
  4. Step 4: Simplify right side
    609,903.66x = 284,465,011,622.48
  5. Step 5: Solve for x
    x = 284,465,011,622.48/609,903.66
  6. Step 6: Final answer
    x = 466,409.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.