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Finding the Fourth Proportional to 609,682, 841,349.80 and 337,743.88

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Solution

The fourth proportional to 609,682, 841,349.80 and 337,743.88 is: 466,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,682 : 841,349.80 = 337,743.88 : x
  2. Step 2: Convert to fraction form
    609,682/841,349.80 = 337,743.88/x
  3. Step 3: Cross multiply
    609,682x = 841,349.80 × 337,743.88
  4. Step 4: Simplify right side
    609,682x = 284,160,745,889.22
  5. Step 5: Solve for x
    x = 284,160,745,889.22/609,682
  6. Step 6: Final answer
    x = 466,080.26

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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.