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Finding the Fourth Proportional to 232,450.80, 348,503.40 and 127,388.40

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Solution

The fourth proportional to 232,450.80, 348,503.40 and 127,388.40 is: 190,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,450.80 : 348,503.40 = 127,388.40 : x
  2. Step 2: Convert to fraction form
    232,450.80/348,503.40 = 127,388.40/x
  3. Step 3: Cross multiply
    232,450.80x = 348,503.40 × 127,388.40
  4. Step 4: Simplify right side
    232,450.80x = 44,395,290,520.56
  5. Step 5: Solve for x
    x = 44,395,290,520.56/232,450.80
  6. Step 6: Final answer
    x = 190,987.90

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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.