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Finding the Fourth Proportional to 510,737.40, 764,291.70 and 444,900.60

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Solution

The fourth proportional to 510,737.40, 764,291.70 and 444,900.60 is: 665,770.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,737.40 : 764,291.70 = 444,900.60 : x
  2. Step 2: Convert to fraction form
    510,737.40/764,291.70 = 444,900.60/x
  3. Step 3: Cross multiply
    510,737.40x = 764,291.70 × 444,900.60
  4. Step 4: Simplify right side
    510,737.40x = 340,033,835,905.02
  5. Step 5: Solve for x
    x = 340,033,835,905.02/510,737.40
  6. Step 6: Final answer
    x = 665,770.39

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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.