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Finding the Fourth Proportional to 344,901.75, 475,954.67 and 191,937.50

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Solution

The fourth proportional to 344,901.75, 475,954.67 and 191,937.50 is: 264,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,901.75 : 475,954.67 = 191,937.50 : x
  2. Step 2: Convert to fraction form
    344,901.75/475,954.67 = 191,937.50/x
  3. Step 3: Cross multiply
    344,901.75x = 475,954.67 × 191,937.50
  4. Step 4: Simplify right side
    344,901.75x = 91,353,546,133.66
  5. Step 5: Solve for x
    x = 91,353,546,133.66/344,901.75
  6. Step 6: Final answer
    x = 264,868.32

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1.5x scale

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.