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Finding the Fourth Proportional to 606,887.70, 910,440.90 and 251,937.60

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Solution

The fourth proportional to 606,887.70, 910,440.90 and 251,937.60 is: 377,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,887.70 : 910,440.90 = 251,937.60 : x
  2. Step 2: Convert to fraction form
    606,887.70/910,440.90 = 251,937.60/x
  3. Step 3: Cross multiply
    606,887.70x = 910,440.90 × 251,937.60
  4. Step 4: Simplify right side
    606,887.70x = 229,374,295,287.84
  5. Step 5: Solve for x
    x = 229,374,295,287.84/606,887.70
  6. Step 6: Final answer
    x = 377,951.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.