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Finding the Fourth Proportional to 605,181.60, 907,772.40 and 576,151.20

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Solution

The fourth proportional to 605,181.60, 907,772.40 and 576,151.20 is: 864,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,181.60 : 907,772.40 = 576,151.20 : x
  2. Step 2: Convert to fraction form
    605,181.60/907,772.40 = 576,151.20/x
  3. Step 3: Cross multiply
    605,181.60x = 907,772.40 × 576,151.20
  4. Step 4: Simplify right side
    605,181.60x = 523,014,157,586.88
  5. Step 5: Solve for x
    x = 523,014,157,586.88/605,181.60
  6. Step 6: Final answer
    x = 864,226.80

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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.