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Finding the Fourth Proportional to 609,843.10, 841,582.65 and 337,928.60

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Solution

The fourth proportional to 609,843.10, 841,582.65 and 337,928.60 is: 466,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,843.10 : 841,582.65 = 337,928.60 : x
  2. Step 2: Convert to fraction form
    609,843.10/841,582.65 = 337,928.60/x
  3. Step 3: Cross multiply
    609,843.10x = 841,582.65 × 337,928.60
  4. Step 4: Simplify right side
    609,843.10x = 284,394,847,750.77
  5. Step 5: Solve for x
    x = 284,394,847,750.77/609,843.10
  6. Step 6: Final answer
    x = 466,341.01

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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.