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Finding the Fourth Proportional to 369,586.93, 554,375.52 and 89,101.93

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Solution

The fourth proportional to 369,586.93, 554,375.52 and 89,101.93 is: 133,651.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,586.93 : 554,375.52 = 89,101.93 : x
  2. Step 2: Convert to fraction form
    369,586.93/554,375.52 = 89,101.93/x
  3. Step 3: Cross multiply
    369,586.93x = 554,375.52 × 89,101.93
  4. Step 4: Simplify right side
    369,586.93x = 49,395,928,776.75
  5. Step 5: Solve for x
    x = 49,395,928,776.75/369,586.93
  6. Step 6: Final answer
    x = 133,651.72

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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.