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Finding the Fourth Proportional to 344,646, 475,624.64 and 191,695.27

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Solution

The fourth proportional to 344,646, 475,624.64 and 191,695.27 is: 264,546.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,646 : 475,624.64 = 191,695.27 : x
  2. Step 2: Convert to fraction form
    344,646/475,624.64 = 191,695.27/x
  3. Step 3: Cross multiply
    344,646x = 475,624.64 × 191,695.27
  4. Step 4: Simplify right side
    344,646x = 91,174,993,783.45
  5. Step 5: Solve for x
    x = 91,174,993,783.45/344,646
  6. Step 6: Final answer
    x = 264,546.79

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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.