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Finding the Fourth Proportional to 467,371.87, 700,777.35 and 214,335.40

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Solution

The fourth proportional to 467,371.87, 700,777.35 and 214,335.40 is: 321,374.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,371.87 : 700,777.35 = 214,335.40 : x
  2. Step 2: Convert to fraction form
    467,371.87/700,777.35 = 214,335.40/x
  3. Step 3: Cross multiply
    467,371.87x = 700,777.35 × 214,335.40
  4. Step 4: Simplify right side
    467,371.87x = 150,201,393,623.19
  5. Step 5: Solve for x
    x = 150,201,393,623.19/467,371.87
  6. Step 6: Final answer
    x = 321,374.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.