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Finding the Fourth Proportional to 268,327.84, 370,301.30 and 147,473.41

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Solution

The fourth proportional to 268,327.84, 370,301.30 and 147,473.41 is: 203,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,327.84 : 370,301.30 = 147,473.41 : x
  2. Step 2: Convert to fraction form
    268,327.84/370,301.30 = 147,473.41/x
  3. Step 3: Cross multiply
    268,327.84x = 370,301.30 × 147,473.41
  4. Step 4: Simplify right side
    268,327.84x = 54,609,594,607.88
  5. Step 5: Solve for x
    x = 54,609,594,607.88/268,327.84
  6. Step 6: Final answer
    x = 203,518.18

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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.