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Finding the Fourth Proportional to 609,301.76, 840,883.73 and 337,394.93

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Solution

The fourth proportional to 609,301.76, 840,883.73 and 337,394.93 is: 465,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,301.76 : 840,883.73 = 337,394.93 : x
  2. Step 2: Convert to fraction form
    609,301.76/840,883.73 = 337,394.93/x
  3. Step 3: Cross multiply
    609,301.76x = 840,883.73 × 337,394.93
  4. Step 4: Simplify right side
    609,301.76x = 283,709,901,330.10
  5. Step 5: Solve for x
    x = 283,709,901,330.10/609,301.76
  6. Step 6: Final answer
    x = 465,631.19

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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.