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Finding the Fourth Proportional to 366,908.31, 550,303.43 and 100,607.04

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Solution

The fourth proportional to 366,908.31, 550,303.43 and 100,607.04 is: 150,894.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,908.31 : 550,303.43 = 100,607.04 : x
  2. Step 2: Convert to fraction form
    366,908.31/550,303.43 = 100,607.04/x
  3. Step 3: Cross multiply
    366,908.31x = 550,303.43 × 100,607.04
  4. Step 4: Simplify right side
    366,908.31x = 55,364,398,691.11
  5. Step 5: Solve for x
    x = 55,364,398,691.11/366,908.31
  6. Step 6: Final answer
    x = 150,894.37

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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.