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Finding the Fourth Proportional to 373,818.60, 560,902.98 and 163,429.32

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Solution

The fourth proportional to 373,818.60, 560,902.98 and 163,429.32 is: 245,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,818.60 : 560,902.98 = 163,429.32 : x
  2. Step 2: Convert to fraction form
    373,818.60/560,902.98 = 163,429.32/x
  3. Step 3: Cross multiply
    373,818.60x = 560,902.98 × 163,429.32
  4. Step 4: Simplify right side
    373,818.60x = 91,667,992,607.37
  5. Step 5: Solve for x
    x = 91,667,992,607.37/373,818.60
  6. Step 6: Final answer
    x = 245,220.52

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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.