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Finding the Fourth Proportional to 276,795.40, 415,193.10 and 241,803.40

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Solution

The fourth proportional to 276,795.40, 415,193.10 and 241,803.40 is: 362,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,795.40 : 415,193.10 = 241,803.40 : x
  2. Step 2: Convert to fraction form
    276,795.40/415,193.10 = 241,803.40/x
  3. Step 3: Cross multiply
    276,795.40x = 415,193.10 × 241,803.40
  4. Step 4: Simplify right side
    276,795.40x = 100,395,103,236.54
  5. Step 5: Solve for x
    x = 100,395,103,236.54/276,795.40
  6. Step 6: Final answer
    x = 362,705.10

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Similar ratio
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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.