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Finding the Fourth Proportional to 599,455.20, 899,053.20 and 262,495.20

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Solution

The fourth proportional to 599,455.20, 899,053.20 and 262,495.20 is: 393,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,455.20 : 899,053.20 = 262,495.20 : x
  2. Step 2: Convert to fraction form
    599,455.20/899,053.20 = 262,495.20/x
  3. Step 3: Cross multiply
    599,455.20x = 899,053.20 × 262,495.20
  4. Step 4: Simplify right side
    599,455.20x = 235,997,149,544.64
  5. Step 5: Solve for x
    x = 235,997,149,544.64/599,455.20
  6. Step 6: Final answer
    x = 393,686.05

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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.