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Finding the Fourth Proportional to 238,279.98, 328,548.57 and 177,745.53

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Solution

The fourth proportional to 238,279.98, 328,548.57 and 177,745.53 is: 245,081.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,279.98 : 328,548.57 = 177,745.53 : x
  2. Step 2: Convert to fraction form
    238,279.98/328,548.57 = 177,745.53/x
  3. Step 3: Cross multiply
    238,279.98x = 328,548.57 × 177,745.53
  4. Step 4: Simplify right side
    238,279.98x = 58,398,039,705.39
  5. Step 5: Solve for x
    x = 58,398,039,705.39/238,279.98
  6. Step 6: Final answer
    x = 245,081.60

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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.