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Finding the Fourth Proportional to 441,406.70, 609,099.14 and 247,770.06

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Solution

The fourth proportional to 441,406.70, 609,099.14 and 247,770.06 is: 341,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,406.70 : 609,099.14 = 247,770.06 : x
  2. Step 2: Convert to fraction form
    441,406.70/609,099.14 = 247,770.06/x
  3. Step 3: Cross multiply
    441,406.70x = 609,099.14 × 247,770.06
  4. Step 4: Simplify right side
    441,406.70x = 150,916,528,799.05
  5. Step 5: Solve for x
    x = 150,916,528,799.05/441,406.70
  6. Step 6: Final answer
    x = 341,899.05

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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.