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Finding the Fourth Proportional to 240,885.41, 332,394.93 and 133,428.77

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Solution

The fourth proportional to 240,885.41, 332,394.93 and 133,428.77 is: 184,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,885.41 : 332,394.93 = 133,428.77 : x
  2. Step 2: Convert to fraction form
    240,885.41/332,394.93 = 133,428.77/x
  3. Step 3: Cross multiply
    240,885.41x = 332,394.93 × 133,428.77
  4. Step 4: Simplify right side
    240,885.41x = 44,351,046,664.14
  5. Step 5: Solve for x
    x = 44,351,046,664.14/240,885.41
  6. Step 6: Final answer
    x = 184,116.78

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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.