Home / 481,323.55-664,200.15-263,490.09

Finding the Fourth Proportional to 481,323.55, 664,200.15 and 263,490.09

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Solution

The fourth proportional to 481,323.55, 664,200.15 and 263,490.09 is: 363,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,323.55 : 664,200.15 = 263,490.09 : x
  2. Step 2: Convert to fraction form
    481,323.55/664,200.15 = 263,490.09/x
  3. Step 3: Cross multiply
    481,323.55x = 664,200.15 × 263,490.09
  4. Step 4: Simplify right side
    481,323.55x = 175,010,157,301.51
  5. Step 5: Solve for x
    x = 175,010,157,301.51/481,323.55
  6. Step 6: Final answer
    x = 363,601.90

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1.5x scale

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.