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Finding the Fourth Proportional to 265,558.46, 398,376.98 and 88,026.32

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Solution

The fourth proportional to 265,558.46, 398,376.98 and 88,026.32 is: 132,052.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,558.46 : 398,376.98 = 88,026.32 : x
  2. Step 2: Convert to fraction form
    265,558.46/398,376.98 = 88,026.32/x
  3. Step 3: Cross multiply
    265,558.46x = 398,376.98 × 88,026.32
  4. Step 4: Simplify right side
    265,558.46x = 35,067,659,522.11
  5. Step 5: Solve for x
    x = 35,067,659,522.11/265,558.46
  6. Step 6: Final answer
    x = 132,052.50

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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.