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Finding the Fourth Proportional to 373,025.80, 559,473.90 and 136,246.60

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Solution

The fourth proportional to 373,025.80, 559,473.90 and 136,246.60 is: 204,346.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,025.80 : 559,473.90 = 136,246.60 : x
  2. Step 2: Convert to fraction form
    373,025.80/559,473.90 = 136,246.60/x
  3. Step 3: Cross multiply
    373,025.80x = 559,473.90 × 136,246.60
  4. Step 4: Simplify right side
    373,025.80x = 76,226,416,663.74
  5. Step 5: Solve for x
    x = 76,226,416,663.74/373,025.80
  6. Step 6: Final answer
    x = 204,346.23

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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.