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Finding the Fourth Proportional to 268,502.50, 370,544.16 and 161,033.32

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Solution

The fourth proportional to 268,502.50, 370,544.16 and 161,033.32 is: 222,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,502.50 : 370,544.16 = 161,033.32 : x
  2. Step 2: Convert to fraction form
    268,502.50/370,544.16 = 161,033.32/x
  3. Step 3: Cross multiply
    268,502.50x = 370,544.16 × 161,033.32
  4. Step 4: Simplify right side
    268,502.50x = 59,669,956,291.41
  5. Step 5: Solve for x
    x = 59,669,956,291.41/268,502.50
  6. Step 6: Final answer
    x = 222,232.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.