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Finding the Fourth Proportional to 609,091.26, 840,535.74 and 337,153.30

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Solution

The fourth proportional to 609,091.26, 840,535.74 and 337,153.30 is: 465,265.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,091.26 : 840,535.74 = 337,153.30 : x
  2. Step 2: Convert to fraction form
    609,091.26/840,535.74 = 337,153.30/x
  3. Step 3: Cross multiply
    609,091.26x = 840,535.74 × 337,153.30
  4. Step 4: Simplify right side
    609,091.26x = 283,389,402,083.86
  5. Step 5: Solve for x
    x = 283,389,402,083.86/609,091.26
  6. Step 6: Final answer
    x = 465,265.91

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1.5x scale

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.