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Finding the Fourth Proportional to 479,734.27, 662,043.62 and 264,887.93

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Solution

The fourth proportional to 479,734.27, 662,043.62 and 264,887.93 is: 365,551.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,734.27 : 662,043.62 = 264,887.93 : x
  2. Step 2: Convert to fraction form
    479,734.27/662,043.62 = 264,887.93/x
  3. Step 3: Cross multiply
    479,734.27x = 662,043.62 × 264,887.93
  4. Step 4: Simplify right side
    479,734.27x = 175,367,362,747.07
  5. Step 5: Solve for x
    x = 175,367,362,747.07/479,734.27
  6. Step 6: Final answer
    x = 365,551.05

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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.