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Finding the Fourth Proportional to 394,264.22, 591,396.25 and 94,744.79

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Solution

The fourth proportional to 394,264.22, 591,396.25 and 94,744.79 is: 142,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,264.22 : 591,396.25 = 94,744.79 : x
  2. Step 2: Convert to fraction form
    394,264.22/591,396.25 = 94,744.79/x
  3. Step 3: Cross multiply
    394,264.22x = 591,396.25 × 94,744.79
  4. Step 4: Simplify right side
    394,264.22x = 56,031,710,556.06
  5. Step 5: Solve for x
    x = 56,031,710,556.06/394,264.22
  6. Step 6: Final answer
    x = 142,117.16

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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.