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Finding the Fourth Proportional to 609,998.96, 841,050.28 and 494,951.83

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Solution

The fourth proportional to 609,998.96, 841,050.28 and 494,951.83 is: 682,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,998.96 : 841,050.28 = 494,951.83 : x
  2. Step 2: Convert to fraction form
    609,998.96/841,050.28 = 494,951.83/x
  3. Step 3: Cross multiply
    609,998.96x = 841,050.28 × 494,951.83
  4. Step 4: Simplify right side
    609,998.96x = 416,279,373,724.08
  5. Step 5: Solve for x
    x = 416,279,373,724.08/609,998.96
  6. Step 6: Final answer
    x = 682,426.36

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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.