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Finding the Fourth Proportional to 319,706.33, 441,194.76 and 176,466.41

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Solution

The fourth proportional to 319,706.33, 441,194.76 and 176,466.41 is: 243,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,706.33 : 441,194.76 = 176,466.41 : x
  2. Step 2: Convert to fraction form
    319,706.33/441,194.76 = 176,466.41/x
  3. Step 3: Cross multiply
    319,706.33x = 441,194.76 × 176,466.41
  4. Step 4: Simplify right side
    319,706.33x = 77,856,055,408.01
  5. Step 5: Solve for x
    x = 77,856,055,408.01/319,706.33
  6. Step 6: Final answer
    x = 243,523.66

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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.