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Finding the Fourth Proportional to 624,892.36, 937,190.40 and 269,712.40

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Solution

The fourth proportional to 624,892.36, 937,190.40 and 269,712.40 is: 404,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,892.36 : 937,190.40 = 269,712.40 : x
  2. Step 2: Convert to fraction form
    624,892.36/937,190.40 = 269,712.40/x
  3. Step 3: Cross multiply
    624,892.36x = 937,190.40 × 269,712.40
  4. Step 4: Simplify right side
    624,892.36x = 252,771,872,040.96
  5. Step 5: Solve for x
    x = 252,771,872,040.96/624,892.36
  6. Step 6: Final answer
    x = 404,504.66

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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.