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Finding the Fourth Proportional to 369,379.38, 554,069.18 and 88,896.63

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Solution

The fourth proportional to 369,379.38, 554,069.18 and 88,896.63 is: 133,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,379.38 : 554,069.18 = 88,896.63 : x
  2. Step 2: Convert to fraction form
    369,379.38/554,069.18 = 88,896.63/x
  3. Step 3: Cross multiply
    369,379.38x = 554,069.18 × 88,896.63
  4. Step 4: Simplify right side
    369,379.38x = 49,254,881,033.35
  5. Step 5: Solve for x
    x = 49,254,881,033.35/369,379.38
  6. Step 6: Final answer
    x = 133,344.97

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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.