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Finding the Fourth Proportional to 363,250.44, 544,870.18 and 163,429.72

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Solution

The fourth proportional to 363,250.44, 544,870.18 and 163,429.72 is: 245,142.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,250.44 : 544,870.18 = 163,429.72 : x
  2. Step 2: Convert to fraction form
    363,250.44/544,870.18 = 163,429.72/x
  3. Step 3: Cross multiply
    363,250.44x = 544,870.18 × 163,429.72
  4. Step 4: Simplify right side
    363,250.44x = 89,047,979,795.86
  5. Step 5: Solve for x
    x = 89,047,979,795.86/363,250.44
  6. Step 6: Final answer
    x = 245,142.11

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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.