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Finding the Fourth Proportional to 479,739.02, 662,050.17 and 264,892.68

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Solution

The fourth proportional to 479,739.02, 662,050.17 and 264,892.68 is: 365,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,739.02 : 662,050.17 = 264,892.68 : x
  2. Step 2: Convert to fraction form
    479,739.02/662,050.17 = 264,892.68/x
  3. Step 3: Cross multiply
    479,739.02x = 662,050.17 × 264,892.68
  4. Step 4: Simplify right side
    479,739.02x = 175,372,243,825.76
  5. Step 5: Solve for x
    x = 175,372,243,825.76/479,739.02
  6. Step 6: Final answer
    x = 365,557.60

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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.