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Finding the Fourth Proportional to 237,728.64, 356,648.16 and 69,252.96

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Solution

The fourth proportional to 237,728.64, 356,648.16 and 69,252.96 is: 103,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,728.64 : 356,648.16 = 69,252.96 : x
  2. Step 2: Convert to fraction form
    237,728.64/356,648.16 = 69,252.96/x
  3. Step 3: Cross multiply
    237,728.64x = 356,648.16 × 69,252.96
  4. Step 4: Simplify right side
    237,728.64x = 24,698,940,758.55
  5. Step 5: Solve for x
    x = 24,698,940,758.55/237,728.64
  6. Step 6: Final answer
    x = 103,895.52

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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.