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Finding the Fourth Proportional to 366,747.32, 550,125.84 and 117,429.32

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Solution

The fourth proportional to 366,747.32, 550,125.84 and 117,429.32 is: 176,145.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,747.32 : 550,125.84 = 117,429.32 : x
  2. Step 2: Convert to fraction form
    366,747.32/550,125.84 = 117,429.32/x
  3. Step 3: Cross multiply
    366,747.32x = 550,125.84 × 117,429.32
  4. Step 4: Simplify right side
    366,747.32x = 64,600,903,305.63
  5. Step 5: Solve for x
    x = 64,600,903,305.63/366,747.32
  6. Step 6: Final answer
    x = 176,145.54

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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.