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Finding the Fourth Proportional to 609,911.58, 841,682.94 and 337,984.05

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Solution

The fourth proportional to 609,911.58, 841,682.94 and 337,984.05 is: 466,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,911.58 : 841,682.94 = 337,984.05 : x
  2. Step 2: Convert to fraction form
    609,911.58/841,682.94 = 337,984.05/x
  3. Step 3: Cross multiply
    609,911.58x = 841,682.94 × 337,984.05
  4. Step 4: Simplify right side
    609,911.58x = 284,475,408,877.11
  5. Step 5: Solve for x
    x = 284,475,408,877.11/609,911.58
  6. Step 6: Final answer
    x = 466,420.74

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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.