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Finding the Fourth Proportional to 373,214.90, 559,951.95 and 163,003.70

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Solution

The fourth proportional to 373,214.90, 559,951.95 and 163,003.70 is: 244,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,214.90 : 559,951.95 = 163,003.70 : x
  2. Step 2: Convert to fraction form
    373,214.90/559,951.95 = 163,003.70/x
  3. Step 3: Cross multiply
    373,214.90x = 559,951.95 × 163,003.70
  4. Step 4: Simplify right side
    373,214.90x = 91,274,239,672.22
  5. Step 5: Solve for x
    x = 91,274,239,672.22/373,214.90
  6. Step 6: Final answer
    x = 244,562.15

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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.