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Finding the Fourth Proportional to 232,754.40, 349,131.60 and 74,998.80

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Solution

The fourth proportional to 232,754.40, 349,131.60 and 74,998.80 is: 112,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,754.40 : 349,131.60 = 74,998.80 : x
  2. Step 2: Convert to fraction form
    232,754.40/349,131.60 = 74,998.80/x
  3. Step 3: Cross multiply
    232,754.40x = 349,131.60 × 74,998.80
  4. Step 4: Simplify right side
    232,754.40x = 26,184,451,042.08
  5. Step 5: Solve for x
    x = 26,184,451,042.08/232,754.40
  6. Step 6: Final answer
    x = 112,498.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.