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Finding the Fourth Proportional to 344,798.55, 475,780.66 and 191,798.10

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Solution

The fourth proportional to 344,798.55, 475,780.66 and 191,798.10 is: 264,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,798.55 : 475,780.66 = 191,798.10 : x
  2. Step 2: Convert to fraction form
    344,798.55/475,780.66 = 191,798.10/x
  3. Step 3: Cross multiply
    344,798.55x = 475,780.66 × 191,798.10
  4. Step 4: Simplify right side
    344,798.55x = 91,253,826,604.75
  5. Step 5: Solve for x
    x = 91,253,826,604.75/344,798.55
  6. Step 6: Final answer
    x = 264,658.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.