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Finding the Fourth Proportional to 241,406.40, 362,109.60 and 151,520.70

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Solution

The fourth proportional to 241,406.40, 362,109.60 and 151,520.70 is: 227,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,406.40 : 362,109.60 = 151,520.70 : x
  2. Step 2: Convert to fraction form
    241,406.40/362,109.60 = 151,520.70/x
  3. Step 3: Cross multiply
    241,406.40x = 362,109.60 × 151,520.70
  4. Step 4: Simplify right side
    241,406.40x = 54,867,100,068.72
  5. Step 5: Solve for x
    x = 54,867,100,068.72/241,406.40
  6. Step 6: Final answer
    x = 227,281.05

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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.