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Finding the Fourth Proportional to 603,522.84, 832,858.20 and 327,878.40

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Solution

The fourth proportional to 603,522.84, 832,858.20 and 327,878.40 is: 452,470.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,522.84 : 832,858.20 = 327,878.40 : x
  2. Step 2: Convert to fraction form
    603,522.84/832,858.20 = 327,878.40/x
  3. Step 3: Cross multiply
    603,522.84x = 832,858.20 × 327,878.40
  4. Step 4: Simplify right side
    603,522.84x = 273,076,214,042.88
  5. Step 5: Solve for x
    x = 273,076,214,042.88/603,522.84
  6. Step 6: Final answer
    x = 452,470.39

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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.