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Finding the Fourth Proportional to 369,400.25, 554,100.44 and 88,917.50

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Solution

The fourth proportional to 369,400.25, 554,100.44 and 88,917.50 is: 133,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,400.25 : 554,100.44 = 88,917.50 : x
  2. Step 2: Convert to fraction form
    369,400.25/554,100.44 = 88,917.50/x
  3. Step 3: Cross multiply
    369,400.25x = 554,100.44 × 88,917.50
  4. Step 4: Simplify right side
    369,400.25x = 49,269,225,873.70
  5. Step 5: Solve for x
    x = 49,269,225,873.70/369,400.25
  6. Step 6: Final answer
    x = 133,376.27

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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.