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Finding the Fourth Proportional to 281,622.02, 419,920.96 and 250,326.02

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Solution

The fourth proportional to 281,622.02, 419,920.96 and 250,326.02 is: 373,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,622.02 : 419,920.96 = 250,326.02 : x
  2. Step 2: Convert to fraction form
    281,622.02/419,920.96 = 250,326.02/x
  3. Step 3: Cross multiply
    281,622.02x = 419,920.96 × 250,326.02
  4. Step 4: Simplify right side
    281,622.02x = 105,117,142,631.38
  5. Step 5: Solve for x
    x = 105,117,142,631.38/281,622.02
  6. Step 6: Final answer
    x = 373,256.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.