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Finding the Fourth Proportional to 344,228.80, 475,034.20 and 191,291.88

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Solution

The fourth proportional to 344,228.80, 475,034.20 and 191,291.88 is: 263,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,228.80 : 475,034.20 = 191,291.88 : x
  2. Step 2: Convert to fraction form
    344,228.80/475,034.20 = 191,291.88/x
  3. Step 3: Cross multiply
    344,228.80x = 475,034.20 × 191,291.88
  4. Step 4: Simplify right side
    344,228.80x = 90,870,185,182.30
  5. Step 5: Solve for x
    x = 90,870,185,182.30/344,228.80
  6. Step 6: Final answer
    x = 263,981.94

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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.