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Finding the Fourth Proportional to 463,086.40, 694,240.80 and 241,470.40

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Solution

The fourth proportional to 463,086.40, 694,240.80 and 241,470.40 is: 362,002.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,086.40 : 694,240.80 = 241,470.40 : x
  2. Step 2: Convert to fraction form
    463,086.40/694,240.80 = 241,470.40/x
  3. Step 3: Cross multiply
    463,086.40x = 694,240.80 × 241,470.40
  4. Step 4: Simplify right side
    463,086.40x = 167,638,603,672.32
  5. Step 5: Solve for x
    x = 167,638,603,672.32/463,086.40
  6. Step 6: Final answer
    x = 362,002.87

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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.