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Finding the Fourth Proportional to 268,450.66, 402,696.60 and 88,466.08

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Solution

The fourth proportional to 268,450.66, 402,696.60 and 88,466.08 is: 132,705.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,450.66 : 402,696.60 = 88,466.08 : x
  2. Step 2: Convert to fraction form
    268,450.66/402,696.60 = 88,466.08/x
  3. Step 3: Cross multiply
    268,450.66x = 402,696.60 × 88,466.08
  4. Step 4: Simplify right side
    268,450.66x = 35,624,989,631.33
  5. Step 5: Solve for x
    x = 35,624,989,631.33/268,450.66
  6. Step 6: Final answer
    x = 132,705.91

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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.