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Finding the Fourth Proportional to 479,775.36, 662,092.80 and 264,911.36

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Solution

The fourth proportional to 479,775.36, 662,092.80 and 264,911.36 is: 365,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,775.36 : 662,092.80 = 264,911.36 : x
  2. Step 2: Convert to fraction form
    479,775.36/662,092.80 = 264,911.36/x
  3. Step 3: Cross multiply
    479,775.36x = 662,092.80 × 264,911.36
  4. Step 4: Simplify right side
    479,775.36x = 175,395,904,094.21
  5. Step 5: Solve for x
    x = 175,395,904,094.21/479,775.36
  6. Step 6: Final answer
    x = 365,579.22

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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.