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Finding the Fourth Proportional to 348,262.44, 479,928.42 and 234,888.36

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Solution

The fourth proportional to 348,262.44, 479,928.42 and 234,888.36 is: 323,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,262.44 : 479,928.42 = 234,888.36 : x
  2. Step 2: Convert to fraction form
    348,262.44/479,928.42 = 234,888.36/x
  3. Step 3: Cross multiply
    348,262.44x = 479,928.42 × 234,888.36
  4. Step 4: Simplify right side
    348,262.44x = 112,729,599,491.19
  5. Step 5: Solve for x
    x = 112,729,599,491.19/348,262.44
  6. Step 6: Final answer
    x = 323,691.52

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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.