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Finding the Fourth Proportional to 369,377.55, 554,066.43 and 88,894.80

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Solution

The fourth proportional to 369,377.55, 554,066.43 and 88,894.80 is: 133,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,377.55 : 554,066.43 = 88,894.80 : x
  2. Step 2: Convert to fraction form
    369,377.55/554,066.43 = 88,894.80/x
  3. Step 3: Cross multiply
    369,377.55x = 554,066.43 × 88,894.80
  4. Step 4: Simplify right side
    369,377.55x = 49,253,624,481.56
  5. Step 5: Solve for x
    x = 49,253,624,481.56/369,377.55
  6. Step 6: Final answer
    x = 133,342.23

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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.