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Finding the Fourth Proportional to 467,940.20, 702,083.10 and 450,660.20

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Solution

The fourth proportional to 467,940.20, 702,083.10 and 450,660.20 is: 676,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,940.20 : 702,083.10 = 450,660.20 : x
  2. Step 2: Convert to fraction form
    467,940.20/702,083.10 = 450,660.20/x
  3. Step 3: Cross multiply
    467,940.20x = 702,083.10 × 450,660.20
  4. Step 4: Simplify right side
    467,940.20x = 316,400,910,262.62
  5. Step 5: Solve for x
    x = 316,400,910,262.62/467,940.20
  6. Step 6: Final answer
    x = 676,156.72

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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.