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Finding the Fourth Proportional to 609,671.28, 841,346.22 and 337,756.83

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Solution

The fourth proportional to 609,671.28, 841,346.22 and 337,756.83 is: 466,104.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,671.28 : 841,346.22 = 337,756.83 : x
  2. Step 2: Convert to fraction form
    609,671.28/841,346.22 = 337,756.83/x
  3. Step 3: Cross multiply
    609,671.28x = 841,346.22 × 337,756.83
  4. Step 4: Simplify right side
    609,671.28x = 284,170,432,199.68
  5. Step 5: Solve for x
    x = 284,170,432,199.68/609,671.28
  6. Step 6: Final answer
    x = 466,104.34

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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.