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Finding the Fourth Proportional to 295,840.40, 443,760.60 and 183,647.30

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Solution

The fourth proportional to 295,840.40, 443,760.60 and 183,647.30 is: 275,470.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,840.40 : 443,760.60 = 183,647.30 : x
  2. Step 2: Convert to fraction form
    295,840.40/443,760.60 = 183,647.30/x
  3. Step 3: Cross multiply
    295,840.40x = 443,760.60 × 183,647.30
  4. Step 4: Simplify right side
    295,840.40x = 81,495,436,036.38
  5. Step 5: Solve for x
    x = 81,495,436,036.38/295,840.40
  6. Step 6: Final answer
    x = 275,470.95

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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.