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Finding the Fourth Proportional to 450,447.50, 621,617.60 and 246,498.41

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Solution

The fourth proportional to 450,447.50, 621,617.60 and 246,498.41 is: 340,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,447.50 : 621,617.60 = 246,498.41 : x
  2. Step 2: Convert to fraction form
    450,447.50/621,617.60 = 246,498.41/x
  3. Step 3: Cross multiply
    450,447.50x = 621,617.60 × 246,498.41
  4. Step 4: Simplify right side
    450,447.50x = 153,227,750,811.75
  5. Step 5: Solve for x
    x = 153,227,750,811.75/450,447.50
  6. Step 6: Final answer
    x = 340,167.83

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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.