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Finding the Fourth Proportional to 467,443.76, 700,612.04 and 214,511.05

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Solution

The fourth proportional to 467,443.76, 700,612.04 and 214,511.05 is: 321,512.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,443.76 : 700,612.04 = 214,511.05 : x
  2. Step 2: Convert to fraction form
    467,443.76/700,612.04 = 214,511.05/x
  3. Step 3: Cross multiply
    467,443.76x = 700,612.04 × 214,511.05
  4. Step 4: Simplify right side
    467,443.76x = 150,289,023,127.79
  5. Step 5: Solve for x
    x = 150,289,023,127.79/467,443.76
  6. Step 6: Final answer
    x = 321,512.53

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1.5x scale

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.