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Finding the Fourth Proportional to 366,952.35, 550,428.53 and 254,977.95

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Solution

The fourth proportional to 366,952.35, 550,428.53 and 254,977.95 is: 382,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,952.35 : 550,428.53 = 254,977.95 : x
  2. Step 2: Convert to fraction form
    366,952.35/550,428.53 = 254,977.95/x
  3. Step 3: Cross multiply
    366,952.35x = 550,428.53 × 254,977.95
  4. Step 4: Simplify right side
    366,952.35x = 140,347,136,926.02
  5. Step 5: Solve for x
    x = 140,347,136,926.02/366,952.35
  6. Step 6: Final answer
    x = 382,466.93

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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.