Home / 479,302.80-661,433.04-264,444.36

Finding the Fourth Proportional to 479,302.80, 661,433.04 and 264,444.36

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Solution

The fourth proportional to 479,302.80, 661,433.04 and 264,444.36 is: 364,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,302.80 : 661,433.04 = 264,444.36 : x
  2. Step 2: Convert to fraction form
    479,302.80/661,433.04 = 264,444.36/x
  3. Step 3: Cross multiply
    479,302.80x = 661,433.04 × 264,444.36
  4. Step 4: Simplify right side
    479,302.80x = 174,912,236,945.65
  5. Step 5: Solve for x
    x = 174,912,236,945.65/479,302.80
  6. Step 6: Final answer
    x = 364,930.56

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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.