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Finding the Fourth Proportional to 344,803.36, 475,834.44 and 191,853.76

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Solution

The fourth proportional to 344,803.36, 475,834.44 and 191,853.76 is: 264,761.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,803.36 : 475,834.44 = 191,853.76 : x
  2. Step 2: Convert to fraction form
    344,803.36/475,834.44 = 191,853.76/x
  3. Step 3: Cross multiply
    344,803.36x = 475,834.44 × 191,853.76
  4. Step 4: Simplify right side
    344,803.36x = 91,290,626,451.49
  5. Step 5: Solve for x
    x = 91,290,626,451.49/344,803.36
  6. Step 6: Final answer
    x = 264,761.42

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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.