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Finding the Fourth Proportional to 293,163.60, 411,673.20 and 293,163.60

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Solution

The fourth proportional to 293,163.60, 411,673.20 and 293,163.60 is: 411,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,163.60 : 411,673.20 = 293,163.60 : x
  2. Step 2: Convert to fraction form
    293,163.60/411,673.20 = 293,163.60/x
  3. Step 3: Cross multiply
    293,163.60x = 411,673.20 × 293,163.60
  4. Step 4: Simplify right side
    293,163.60x = 120,687,597,335.52
  5. Step 5: Solve for x
    x = 120,687,597,335.52/293,163.60
  6. Step 6: Final answer
    x = 411,673.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.