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Finding the Fourth Proportional to 251,443.20, 377,164.80 and 241,766.40

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Solution

The fourth proportional to 251,443.20, 377,164.80 and 241,766.40 is: 362,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,443.20 : 377,164.80 = 241,766.40 : x
  2. Step 2: Convert to fraction form
    251,443.20/377,164.80 = 241,766.40/x
  3. Step 3: Cross multiply
    251,443.20x = 377,164.80 × 241,766.40
  4. Step 4: Simplify right side
    251,443.20x = 91,185,775,902.72
  5. Step 5: Solve for x
    x = 91,185,775,902.72/251,443.20
  6. Step 6: Final answer
    x = 362,649.60

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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.