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Finding the Fourth Proportional to 394,557.34, 544,488.06 and 224,792.68

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Solution

The fourth proportional to 394,557.34, 544,488.06 and 224,792.68 is: 310,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,557.34 : 544,488.06 = 224,792.68 : x
  2. Step 2: Convert to fraction form
    394,557.34/544,488.06 = 224,792.68/x
  3. Step 3: Cross multiply
    394,557.34x = 544,488.06 × 224,792.68
  4. Step 4: Simplify right side
    394,557.34x = 122,396,930,235.40
  5. Step 5: Solve for x
    x = 122,396,930,235.40/394,557.34
  6. Step 6: Final answer
    x = 310,213.29

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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.