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Finding the Fourth Proportional to 203,955.84, 281,380.40 and 150,368.24

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Solution

The fourth proportional to 203,955.84, 281,380.40 and 150,368.24 is: 207,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,955.84 : 281,380.40 = 150,368.24 : x
  2. Step 2: Convert to fraction form
    203,955.84/281,380.40 = 150,368.24/x
  3. Step 3: Cross multiply
    203,955.84x = 281,380.40 × 150,368.24
  4. Step 4: Simplify right side
    203,955.84x = 42,310,675,518.50
  5. Step 5: Solve for x
    x = 42,310,675,518.50/203,955.84
  6. Step 6: Final answer
    x = 207,450.18

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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.